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Drill Bit Diameters
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Drill Bit Diameters
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| Twist | 1/64 to 1 in. |
| Spade | 1/4 to 1-1/2 in. |
| Brad-point | 1/8 to 5/8 in. |
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Masonry (3/8-in. drill) |
1/8 to 1 in. |
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Masonry (1/2-in. drill) |
1/8 to 1-1/2 in. |
| Forstner | 1/4 to 2-1/8 in. |
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