Product Description
Milwaukee 48-20-4415 - 1-1/2" x 22" Spline Drill Bit
- 1-1/2" diameter
- 4-cutter head
- Spline shank
- Drilling depth: 17"
- Overall length: 22"
- Two cutter Spline bits have a series of 13 Spline that slide into an equal but opposite set of Spline in the drive system of the Spline Drive Hammer
- Positive engagement of Spline to Spline allows maximum transmission of energy from the Hammer to the Bit
- Superior quality carbide nibs are vacuum brazed to a heat treated steel body resulting in two cutting edges which pulverize the concrete as the bit turns and pounds the work surface
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