Filter by
Overall Length
Maximum Drilling Depth
Decimal Size Equivalent
Export Control Classification Number (ECCN)
DFARS Specialty Metals
REACH
RoHS
About Drill Bits
Compare material, finish, length class, and decimal size equivalents.
Drill Bits for Wood Screws
These bits are cut to match a wood screw’s thread and diameter, resulting in a perfect fit for a screw. They produce clean edges when cutting soft and hard wood.
For technical drawings and 3-D models, click on a part number.
Shank | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| For Screw Size  | Drill Bit Size | Decimal Size Equivalent | Overall Lg. | Max. Drilling Dp. | Type | Size | Point Style | Each | |
Inch | |||||||||
Uncoated High-Speed Steel | |||||||||
| No. 2 | 5/64" | 0.0781" | 2" | 1" | Round | 5/64" | Standard | 0000000 | 00000 |
| No. 2 | 5/64" | 0.0781" | 3 3/4" | 2 1/4" | Round | 5/64" | Standard | 00000000 | 00000 |
| No. 3 | 3/32" | 0.0938" | 2 1/4" | 1 1/4" | Round | 3/32" | Standard | 0000000 | 0000 |
| No. 3 | 3/32" | 0.0938" | 4 1/4" | 2 1/4" | Round | 3/32" | Standard | 00000000 | 00000 |
| No. 4 | 7/64" | 0.1094" | 2 5/8" | 1 1/2" | Round | 7/64" | Standard | 0000000 | 0000 |
| No. 4 | 7/64" | 0.1094" | 4 5/8" | 2 3/4" | Round | 7/64" | Standard | 00000000 | 00000 |
| No. 5 | 1/8" | 0.125" | 2 3/4" | 1.63" | Round | 1/8" | Standard | 0000000 | 0000 |
| No. 5 | 1/8" | 0.125" | 5 1/8" | 2 3/4" | Round | 1/8" | Standard | 00000000 | 00000 |
| No. 6 | 9/64" | 0.1406" | 2 7/8" | 1 3/4" | Round | 9/64" | Standard | 0000000 | 0000 |
| No. 6 | 9/64" | 0.1406" | 5 3/8" | 3" | Round | 9/64" | Standard | 00000000 | 00000 |
| No. 7 | 5/32" | 0.1563" | 3 1/8" | 2" | Round | 5/32" | Standard | 0000000 | 0000 |
| No. 7 | 5/32" | 0.1563" | 5 3/8" | 3" | Round | 5/32" | Standard | 00000000 | 00000 |
| No. 8 | 11/64" | 0.1719" | 3 1/4" | 2.13" | Round | 11/64" | Standard | 0000000 | 0000 |
| No. 8 | 11/64" | 0.1719" | 5 3/4" | 3.38" | Round | 11/64" | Standard | 00000000 | 00000 |
| No. 9 | 3/16" | 0.1875" | 3 1/2" | 2.31" | Round | 3/16" | Standard | 0000000 | 0000 |
| No. 9 | 3/16" | 0.1875" | 5 3/4" | 3.38" | Round | 3/16" | Standard | 00000000 | 00000 |
| No. 10 | 13/64" | 0.2031" | 3 5/8" | 2.44" | Round | 13/64" | Standard | 0000000 | 0000 |
| No. 10 | 13/64" | 0.2031" | 6" | 3.63" | Round | 13/64" | Standard | 00000000 | 00000 |
| No. 12 | 7/32" | 0.2188" | 3 3/4" | 2 1/2" | Round | 7/32" | Standard | 0000000 | 0000 |
| No. 12 | 7/32" | 0.2188" | 6" | 3.63" | Round | 7/32" | Standard | 00000000 | 00000 |
| No. 14 | 1/4" | 0.25" | 4" | 2 3/4" | Round | 1/4" | Standard | 0000000 | 0000 |
| No. 14 | 1/4" | 0.25" | 6 1/8" | 3 3/4" | Round | 1/4" | Standard | 00000000 | 00000 |
| No. 16 | 9/32" | 0.2813" | 4 1/4" | 2.94" | Round | 9/32" | Standard | 0000000 | 00000 |
| No. 16 | 9/32" | 0.2813" | 6 1/4" | 3.88" | Round | 9/32" | Standard | 00000000 | 00000 |
| No. 18, No. 20 | 5/16" | 0.3125" | 4 1/2" | 3.19" | Round | 5/16" | Standard | 0000000 | 00000 |
| No. 18, No. 20 | 5/16" | 0.3125" | 6 3/8" | 4" | Round | 5/16" | Standard | 00000000 | 00000 |