3/8" HSS Threaded Shank Countersink (1/2") 1 pack With a 135° split point

With a 135° split point tip

and the length between the chucking slot on the shank to the end of the shank is a standard 3/8"

Threaded countersink cutters can be used in adjustable or micro-stop countersinking tools with a 1/4-28 threaded drive

Thanks to its high red hardness

precision-ground to exact tolerances

3/8" HSS Threaded Shank Countersink (1/2") 1 pack With a 135° split pointSpecifications PILOT SIZE 3 8" DECIMAL EQUIVALENT . 3750" BODY DIAMETER 1 2" MATERIAL HIGH SPEED STEEL THREAD SIZE 1 4 28 CUTTING ANGLE 100 SUGGESTED PACK QTY 1 Threaded countersink cutters can be used in adjustable or micro stop countersinking tools with a 1 4 28 threaded drive. They are made from high speed tool steel, precision ground to exact tolerances, and form relieved to ensure a 100 countersink angle concentricity.