Drill Bit Decimal Size Equivalents
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About Drill Bits
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Any-Diameter Drill Bits
A
B
Place a washer (not included) with an ID of the desired hole size over the bit and it acts as a stop to prevent the bit from drilling a larger hole.
Style A do not require a pilot hole.
Style B require a 1 29/64” pilot hole to start drilling.
For technical drawings and 3-D models, click on a part number.
Shank | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Style | Drill Bit Size | Size Decimal Equivalent | Overall Lg. | For Max. Material Thick. | Max. Drilling Dp. | Type | Size | Point Style | For Use On | Each | |
Inch | |||||||||||
Black-Oxide High-Speed Steel | |||||||||||
| A | 1/8"-9/16" | 0.125"-0.5625" | 2 1/4" | 1/16" | 0.08" | 3-Flat | 1/4" | Standard | Steel, Iron, Stainless Steel | 0000000 | 000000 |
| A | 1/4"-13/16" | 0.25"-0.8125" | 2 3/4" | 1/16" | 0.08" | 3-Flat | 3/8" | Standard | Steel, Iron, Stainless Steel | 0000000 | 00000 |
| A | 5/8"-1 3/16" | 0.625"-1.1875" | 3" | 1/16" | 0.08" | 3-Flat | 3/8" | Standard | Steel, Iron, Stainless Steel | 0000000 | 00000 |
| A | 1"-1 5/8" | 1"-1.625" | 3 1/4" | 1/16" | 0.08" | 3-Flat | 3/8" | Standard | Steel, Iron, Stainless Steel | 0000000 | 000000 |
| B | 1 1/2"-2 1/16" | 1.5"-2.0625" | 2 3/4" | 1/16" | 0.08" | 3-Flat | 3/8" | __ | Steel, Iron, Stainless Steel | 0000000 | 000000 |