About Drill Bits
Compare material, finish, length class, and decimal size equivalents.
Drill Bits for Spot Welds
Three drill points allow these bits to separate spot-welded panels without damaging the bottom panel.
Drill bits with flat on shank are used in spot-weld drills, such as Spitznagel.
For technical drawings and 3-D models, click on a part number.
Shank | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Drill Bit Size | Decimal Size Equivalent | Overall Lg. | Max. Drilling Dp. | Type | Size | Point Style | Features | Specifications Met | For Use On | Each | |
Inch | |||||||||||
Uncoated High-Speed Steel | |||||||||||
| 1/4" | 0.25" | 1 1/2" | 0.04" | Round | 1/4" | Brad | Flat on Shank | NAS907 Type J | Steel, Iron, Aluminum, Brass, Bronze, Plastic | 000000 | 000000 |
| 1/4" | 0.25" | 1 9/16" | 0.04" | Round | 1/4" | Brad | Flat on Shank | NAS907 Type J | Steel, Iron, Aluminum, Brass, Bronze, Plastic | 000000 | 00000 |
| 5/16" | 0.3125" | 1 1/2" | 0.04" | Round | 5/16" | Brad | Flat on Shank | NAS907 Type J | Steel, Iron, Aluminum, Brass, Bronze, Plastic | 000000 | 00000 |
| 5/16" | 0.3125" | 1 9/16" | 0.04" | Round | 5/16" | Brad | Flat on Shank | NAS907 Type J | Steel, Iron, Aluminum, Brass, Bronze, Plastic | 000000 | 00000 |
| 5/16" | 0.3125" | 1 11/16" | 0.04" | Round | 5/16" | Brad | Flat on Shank | NAS907 Type J | Steel, Iron, Aluminum, Brass, Bronze, Plastic | 000000 | 00000 |
| 5/16" | 0.3125" | 2 1/4" | 0.07" | Round | 5/16" | Brad | __ | NAS907 Type J | Steel, Iron, Aluminum, Brass, Bronze, Plastic | 000000 | 00000 |
| 13/32" | 0.406" | 2 1/4" | 0.07" | Round | 13/32" | Brad | __ | NAS907 Type J | Steel, Iron, Aluminum, Brass, Bronze, Plastic | 000000 | 00000 |
Hole Saws for Spot Welds
Cut through spot welds on sheet metal and make faster, more precise cuts than drill bits and other hole saws. This saw has a 1/4" hex shank for use with portable drills.
For technical drawings and 3-D models, click on a part number.