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Irwin Unibit #4 High Speed Steel Fractional Self-Starting/Hole Enlarging Step Drill Bit, Model# 10234
Item# 962154
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Item# 962153
Only $24.99
Irwin Unibit #4 High Speed Steel Fractional Self-Starting/Hole Enlarging Step Drill Bit, Model# 10234
Item# 962154
Only $41.99
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| Includes (qty.) | 3 | 3 | 1 | 1 | 5 |
| Diameter (in.) | 3/161/2, 1/23/4, 1/81/2 | 3/161/2, 1/43/4, 1/81/2 | - | - | 3/16-1/2, 1/4-3/4, 1/4-1 3/8, 3/16-7/8, 1/8-1/2 |
| Material | High speed steel | High speed steel | - | - | - |
| Hole Size Range | - | - | 3/161/2 in. | 3/167/8 | - |
| Increments (in.) | - | - | 1/16 | 1/16 | - |
| Steps | 6, 9, 13 | 6, 9, 13 | 6 | 12 | 6, 9, 10, 12, 13 |








