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About Counterbores
Create flat-bottomed holes, so your screw heads sit flush, recessed, or slightly raised.
Drill-Point Counterbores
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Shank | Uncoated | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
For Screw Size | Body Dia. | Overall Lg. | Dia. | Type | No. of Flutes | Max. Hole Drilling Dp. | Mfr. | Each | |||
| 3/8" | 0.593" | 2 11/32" | 5/8" | Round | 2 | 0.468" | Link Industries | 29445A17 | 000000 | ||
Impact Wrench Drill Taps
Thread | Drill Bit | Taper Chamfer | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Size | Lg. | Overall Lg. | Size | Decimal Size Equiv. | Point Angle | Max. Tapping Dp. | Flute Type | No. of Flutes | Thread Type | Pitch Dia. Limit | Shank Type | Hex Shank Size | Each | |||
Titanium Nitride (TiN)-Coated Hardened High-Speed Steel | ||||||||||||||||
| 6-32 | 7/16" | 2 11/32" | 7/64" | 0.1094" | 135° | 1/8" | Spiral | 2 | UNC | H3 | VersaDrive Hex | 7/16" | 9672N12 | 000000 | ||
| 8-32 | 7/16" | 2 11/32" | 9/64" | 0.1406" | 135° | 5/32" | Spiral | 2 | UNC | H3 | VersaDrive Hex | 7/16" | 9672N13 | 00000 | ||






























