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DFARS Compliance
Internal Thread Size
R8 Collets
Use these collets to securely hold round-shank tool bits in the R8 spindle of a milling machine. They have internal threads.
For technical drawings and 3-D models, click on a part number.
| Collet Size | TIR (Total Indicated Runout) Accuracy | Workpiece Dia. Tolerance | Body Dia. | Overall Lg. | Internal Thread Size  | Material | Each | |
Round | ||||||||
|---|---|---|---|---|---|---|---|---|
| 1/16" | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 000000 |
| 3/32" | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 1/8" | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 5/32" | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 3/16" | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 7/32" | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 1/4" | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 9/32" | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 5/16" | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 11/32" | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 3/8" | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 13/32" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 7/16" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 15/32" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 1/2" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 17/32" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 9/16" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 19/32" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 5/8" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 21/32" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 11/16" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 23/32" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 3/4" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 25/32" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 13/16" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 27/32" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 7/8" | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 1" | 0.0011" | -0.004" to 0" | 0.95" | 4.7" | 7/16"-20 | Steel | 0000000 | 00000 |
| 3mm | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 4mm | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 5mm | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 6mm | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 7mm | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 8mm | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 9mm | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 10mm | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 11mm | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 12mm | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 13mm | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 14mm | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 15mm | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 16mm | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 17mm | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 18mm | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 19mm | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
| 20mm | 0.0011" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 00000 |
ER-32 Collets
Collet
Collet with Coolant
Install into an ER-32 collet chuck or holder to tightly grip round-shank tool bits in milling machines.
Collets with coolant keep tools cool to extend tool life.
For technical drawings and 3-D models, click on a part number.
| Collet Size | Grip Range | Workpiece Dia. Tolerance | Max. Body Dia. | Approximate Dia. Compression | Overall Lg. | Material | Features | Max. Coolant Pressure, psi | Specifications Met | Each | |
Round | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/8" | 0.109"-0.125" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 000000 |
| 5/32" | 0.125"-0.156" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 3/16" | 0.156"-0.187" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 7/32" | 0.187"-0.219" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 1/4" | 0.219"-0.250" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 1/4" | 0.234"-0.250" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 17/64" | 0.250"-0.266" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 9/32" | 0.250"-0.281" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 19/64" | 0.281"-0.297" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 5/16" | 0.281"-0.312" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 5/16" | 0.297"-0.312" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 21/64" | 0.312"-0.328" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 11/32" | 0.312"-0.344" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 11/32" | 0.328"-0.344" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 3/8" | 0.344"-0.375" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 3/8" | 0.359"-0.375" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 25/64" | 0.375"-0.391" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 13/32" | 0.375"-0.406" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 13/32" | 0.391"-0.406" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 7/16" | 0.406"-0.437" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 7/16" | 0.422"-0.437" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 29/64" | 0.437"-0.453" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 15/32" | 0.437"-0.469" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 15/32" | 0.453"-0.469" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 31/64" | 0.469"-0.484" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 1/2" | 0.469"-0.500" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 1/2" | 0.484"-0.500" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 33/64" | 0.500"-0.516" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 17/32" | 0.500"-0.531" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 9/16" | 0.547"-0.563" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 9/16" | 0.563"-0.594" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 5/8" | 0.594"-0.625" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 5/8" | 0.609"-0.625" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 41/64" | 0.625"-0.641" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 21/32" | 0.656"-0.688" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 11/16" | 0.688"-0.719" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 3/4" | 0.719"-0.750" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 3/4" | 0.734"-0.750" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 49/64" | 0.750"-0.766" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 25/32" | 0.750"-0.781" | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 3mm | 2 mm-3 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 3.5mm | 2.5 mm-3.5 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 4mm | 3 mm-4 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 5mm | 4 mm-5 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 6mm | 5 mm-6 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 7mm | 6 mm-7 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 8mm | 7 mm-8 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 9mm | 8 mm-9 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 10mm | 9 mm-10 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 10mm | 9.5 mm-10 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 10.5mm | 10 mm-10.5 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 11mm | 10 mm-11 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 11mm | 10.5 mm-11 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 12mm | 11 mm-12 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 12mm | 11.5 mm-12 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 13mm | 12 mm-13 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 13.5mm | 13 mm-13.5 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 14mm | 13 mm-14 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 14mm | 13.5 mm-14 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 15mm | 14 mm-15 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 16mm | 15 mm-16 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 18mm | 17 mm-18 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 19mm | 18 mm-19 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 19.5mm | 18.5 mm-19.5 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 20mm | 19 mm-20 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 00000000 | 00000 |
| 20mm | 19.5 mm-20 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 00000000 | 00000 |
ER-16 Collets
Install into an ER-16 collet chuck or holder to tightly grip round-shank tool bits in milling machines.
For technical drawings and 3-D models, click on a part number.
| Collet Size | Grip Range | Workpiece Dia. Tolerance | Max. Body Dia. | Approximate Dia. Compression | Overall Lg. | Material | Each | |
Round | ||||||||
|---|---|---|---|---|---|---|---|---|
| 1/32" | 0.027"-0.031" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 000000 |
| 1/16" | 0.047"-0.063" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 3/32" | 0.078"-0.094" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 1/8" | 0.109"-0.125" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 5/32" | 0.125"-0.156" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 3/16" | 0.156"-0.187" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 7/32" | 0.187"-0.219" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 1/4" | 0.219"-0.250" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 9/32" | 0.250"-0.281" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 5/16" | 0.281"-0.312" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 11/32" | 0.312"-0.344" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 3/8" | 0.344"-0.375" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 13/32" | 0.375"-0.406" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
ER-20 Collets
Collet
Collet with Coolant
Install into an ER-20 collet chuck or holder to tightly grip round-shank tool bits in milling machines. To ensure they work with milling machines and tooling made throughout the world, these collets meet both ISO and DIN dimensional standards.
Collets with coolant keep tools cool to extend tool life.
For technical drawings and 3-D models, click on a part number.
| Collet Size | Grip Range | Workpiece Dia. Tolerance | Max. Body Dia. | Approximate Dia. Compression | Overall Lg. | Material | Features | Max. Coolant Pressure, psi | Specifications Met | Each | |
Round | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/16" | 0.047"-0.063" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 000000 |
| 3/32" | 0.078"-0.094" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 1/8" | 0.109"-0.125" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 5/32" | 0.125"-0.156" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 3/16" | 0.156"-0.187" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 3/16" | 0.183"-0.187" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 7/32" | 0.187"-0.219" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 1/4" | 0.219"-0.250" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 1/4" | 0.234"-0.250" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 9/32" | 0.250"-0.281" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 5/16" | 0.281"-0.312" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 11/32" | 0.312"-0.344" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 3/8" | 0.344"-0.375" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 3/8" | 0.359"-0.375" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 13/32" | 0.375"-0.406" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 7/16" | 0.406"-0.437" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 15/32" | 0.437"-0.469" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 1/2" | 0.469"-0.500" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 1/2" | 0.484"-0.500" | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | Coolant | 1,000 | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 3mm | 2.5 mm-3 mm | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 4mm | 3.5 mm-4 mm | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 5mm | 4 mm-5 mm | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 6mm | 5 mm-6 mm | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 000000 | 00000 |
| 7mm | 6 mm-7 mm | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 8mm | 7 mm-8 mm | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 10mm | 9 mm-10 mm | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 12mm | 11 mm-12 mm | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | __ | __ | DIN 6499, ISO 15488B | 0000000 | 00000 |
ER-25 Collets
Shown with Drill Bit (Not Included)
Use these collets in milling machines that have an ER-25 collet chuck. With a round face and adjustable body, they compress to grip round-shank drill bits, end mills, reamers, and taps.
To ensure they work with milling machines and tooling made throughout the world, these collets meet both ISO and DIN dimensional standards.
| Collet Size | Grip Range | Workpiece Dia. Tolerance | Max. Body Dia. | Approximate Dia. Compression | Overall Lg. | Material | Specifications Met | Each | |
Round | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1/16" | 0.047"-0.063" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 000000 |
| 3/32" | 0.078"-0.094" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 1/8" | 0.109"-0.125" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 5/32" | 0.125"-0.156" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 3/16" | 0.156"-0.187" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 7/32" | 0.187"-0.219" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 1/4" | 0.219"-0.250" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 9/32" | 0.250"-0.281" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 5/16" | 0.281"-0.312" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 11/32" | 0.312"-0.344" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 3/8" | 0.344"-0.375" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 13/32" | 0.375"-0.406" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 7/16" | 0.406"-0.437" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 15/32" | 0.437"-0.469" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 1/2" | 0.469"-0.500" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 17/32" | 0.500"-0.531" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 9/16" | 0.531"-0.563" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 19/32" | 0.563"-0.594" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
| 5/8" | 0.594"-0.625" | -0.0001" to 0.0001" | 1.03" | 1/32" | 1.38" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 00000 |
ER-11 Collets
Install into an ER-11 collet chuck or holder to tightly grip round-shank tool bits in milling machines.
For technical drawings and 3-D models, click on a part number.
| Collet Size | Grip Range | Workpiece Dia. Tolerance | Max. Body Dia. | Approximate Dia. Compression | Overall Lg. | Material | Each | |
Round | ||||||||
|---|---|---|---|---|---|---|---|---|
| 1/8" | 0.109"-0.125" | -0.0001" to 0.0001" | 0.46" | 1/64" | 0.71" | Steel | 0000000 | 000000 |
| 3/16" | 0.172"-0.187" | -0.0001" to 0.0001" | 0.46" | 1/64" | 0.71" | Steel | 0000000 | 00000 |
| 1/4" | 0.234"-0.250" | -0.0001" to 0.0001" | 0.46" | 1/64" | 0.71" | Steel | 0000000 | 00000 |
100-TG Collets
Install into a 100-TG collet chuck or holder to tightly grip round-shank tool bits in milling machines.
For technical drawings and 3-D models, click on a part number.
| Collet Size | Workpiece Dia. Tolerance | Max. Body Dia. | Approximate Dia. Compression | Overall Lg. | Material | Each | |
Round | |||||||
|---|---|---|---|---|---|---|---|
| 1/8" | -0.0003" to 0.0003" | 1.278" | 1/64" | 2.386" | Hardened Steel | 00000000 | 000000 |
| 3/16" | -0.0003" to 0.0003" | 1.278" | 1/64" | 2.386" | Hardened Steel | 00000000 | 00000 |
| 1/4" | -0.0003" to 0.0003" | 1.278" | 1/64" | 2.386" | Hardened Steel | 00000000 | 00000 |
| 5/16" | -0.0003" to 0.0003" | 1.278" | 1/64" | 2.386" | Hardened Steel | 00000000 | 00000 |
| 3/8" | -0.0003" to 0.0003" | 1.278" | 1/64" | 2.386" | Hardened Steel | 00000000 | 00000 |
| 7/16" | -0.0003" to 0.0003" | 1.278" | 1/64" | 2.386" | Hardened Steel | 00000000 | 00000 |
| 1/2" | -0.0003" to 0.0003" | 1.278" | 1/64" | 2.386" | Hardened Steel | 00000000 | 00000 |
| 9/16" | -0.0003" to 0.0003" | 1.278" | 1/64" | 2.386" | Hardened Steel | 00000000 | 00000 |
| 5/8" | -0.0003" to 0.0003" | 1.278" | 1/64" | 2.386" | Hardened Steel | 00000000 | 00000 |
| 3/4" | -0.0003" to 0.0003" | 1.278" | 1/64" | 2.386" | Hardened Steel | 00000000 | 00000 |
| 7/8" | -0.0003" to 0.0003" | 1.278" | 1/64" | 2.386" | Hardened Steel | 00000000 | 00000 |
| 1" | -0.0003" to 0.0003" | 1.278" | 1/64" | 2.386" | Hardened Steel | 00000000 | 00000 |
R8 Collet Sets
8-Piece Set
13-Piece Set
Use these collets to securely hold round-shank tool bits in the R8 spindle of a milling machine. They have internal threads.
For technical drawings and 3-D models, click on a part number.
| No. of Pieces | Collet Sizes Included | Workpiece Dia. Tolerance | Body Dia. | Overall Lg. | Internal Thread Size | Material | Each | |
Round | ||||||||
|---|---|---|---|---|---|---|---|---|
| 8 | 1/8", 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 0000000 |
| 13 | 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 000000 |