Clear All
System of Measurement System of Measurement |
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Material Material |
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Finish Finish |
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Shank Type Shank Type |
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 | Round |
Individual/Set Individual/Set |
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Overall Length Overall Length | Show |
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Overall Length Overall Length | Hide |
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Body Diameter Body Diameter |
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For Screw Size For Screw Size |
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Drill Tip Diameter Drill Tip Diameter |
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Number of Flutes Number of Flutes |
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 | 2 |
Shank Diameter Shank Diameter |
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Diameter Rating Diameter Rating |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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About Counterbores
Counterboring—Enlarge the top of an existing hole to create a cylindrical-shaped opening with a flat bottom that acts as a seat for the head of a screw or wood plug.
More
Inch Size Drill-Point Counterbores
Drill and counterbore holes with enough clearance for socket head screws.
Dia. | ||||||||
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| For Screw Size | Body | Shank | Drill Tip | Overall Lg. | Number of Flutes | For Use On | Each | |
Uncoated High-Speed Steel | ||||||||
| 3/8" | 0.593" | 5/8" | 0.406" | 2 11/32" | 2 | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 000000 |