Irwin Unibit Tools

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Irwin 10235 Unibit High Speed Steel Fractional Self-Starting Step Drill Bit #5 - 10 Steps
$80.75 As low as: $77.97- Cutting Diam: 1/4 in-Min, 1 3/8 in-Max
- Cutting Edge Material: HSS
- Material Thickness: 1/8 in-Max
- Measurement Type: Fractional
- No. of Steps: 10
- Packing Type: Carded
- Shank Diam: 1/8 in
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Irwin 10234 Unibit High Speed Steel Fractional Self-Starting Step Drill Bit #4 - 12 Steps
$45.54 As low as: $43.97- Cutting Diam: 3/16 in-Min, 7/8 in-Max
- Cutting Edge Material: HSS
- Material Thickness: 1/16 in-Max
- Measurement Type: Fractional
- No. of Steps: 12
- Packing Type: Carded
- Shank Diam: 1/8 in








