Milwaukee 48-20-4400 Hammer Drill Bit,spline,1-1/4X22 in RZ_7XJN1NMP

Four Cutter Carbide Bit Spline Bits have a series of 12 Spline that slide into an equal but opposite set of Spline in the drive system of the Spline Drive Hammer. This positive engagement of Spline to Spline allows SDS 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 four cutting edges which pulverize the concrete as the bit turns and pounds the work surface. Available from 5/8 inch to 1-1/2 inch diameters. 4 Cutter Carbide Bit style bits are also available in Metric from 16mm to 38mm. One per package.