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System of Measurement System of Measurement |
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For Use On For Use On |
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Length Class Length Class |
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Material Material |
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Finish Finish |
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Shank Type Shank Type |
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Bit Style Bit Style |
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 | Spiral Flute |
Point Angle Point Angle |
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Individual/Set Individual/Set |
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Flute Direction Flute Direction |
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Maximum Drilling Depth Maximum Drilling Depth | Show |
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Maximum Drilling Depth Maximum Drilling Depth | Hide |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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About Drill Bits
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Drill Bit Decimal Size Equivalents
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Extended-Length Drill Bits
Black Oxide
Black-oxide drill bits produce less friction than uncoated drill bits.
For technical drawings and 3-D models, click on a part number.
Shank | |||||||||
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| Size | Decimal Size Equivalent | Overall Lg. | Max. Drilling Dp. | Type | Size | Point Style | For Use On | Each | |
Inch | |||||||||
Black-Oxide High-Speed Steel | |||||||||
| 33/64" | 0.5156" | 8" | 3.97" | Round | 33/64" | Standard | Steel, Iron, Stainless Steel | 000000000 | 000000 |
Drill Bits for Precise Holes in Wood
Black-Oxide Steel
Three sharp points allow these bits to drill accurate straight and overlapping holes, even across the grain. The center guide point prevents the bit from wandering. Also known as brad-point bits.
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| Size | Decimal Size Equivalent | Overall Lg. | Max. Drilling Dp. | Type | Size | Point Style | Each | |
Inch | ||||||||
Black-Oxide Steel | ||||||||
| 1/2" | 0.5" | 6" | 3.97" | Round | 3/8" | Brad | 0000000 | 000000 |