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Collet Type
System of Measurement
Grip Range
For Holding
Face Type
Overall Length
Material
Component
For Use With
Approximate Diameter Compression
DFARS Specialty Metals
Export Control Classification Number (ECCN)
Head Diameter
Total Indicated Runout (TIR) Accuracy
Head Length
Machine Taper Number
For Number of Collets
Mounting Location
Shank Thread Size
Number of Mounting Slots
Overall Depth
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 |
Collet Chucks
R8 Taper
CAT 40 Taper
Securely hold collets in the spindle of a milling machine.
Use a nut wrench (sold separately) to tighten the chuck nut and secure the tool bit in the collet.
For technical drawings and 3-D models, click on a part number.
ER-16 Collet Stands
Overall | Mounting Slot | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| For Number of Collets | Ht. | Wd. | Dp. | No. of | Wd. | Lg. | Material | Each | |
| 49 | 1 3/8" | 9 1/8" | 7 7/32" | 2 | 1/4" | 1 1/16" | Steel | 0000000 | 000000 |
Quick-Change Tool Holders for Milling Machines
After installing the R8 body in the milling machine spindle, tool holders can be switched out in seconds. To remove a tool holder, depress the brass locking button and rotate the collar on the R8 body. When a new tool holder is inserted, a spring-loaded pin snaps the collar back into the locked position.
Collet Holder
Head | For Collet | |||||
|---|---|---|---|---|---|---|
| Lg. | Dia. | Type | Max. Size | Material | Each | |
| 1 9/16" | 63/64" | ER-16 | 3/8" | Steel | 0000000 | 0000000 |