#8 HSS Threaded Shank Countersink (1/2") 7/16 Threaded Shank Countersinks The drill bit has a

The drill bit has a round shank that works with a wide range of tool-holding systems

QTY 1 STE4 (3/16" - 7/8" x 16ths)

Drill America's KFDMM Series Black & Gold drill bits are made from M2 High-Speed Steel (HSS) and are ideal for drilling aluminum

accurate holes every time

The round shank fits various tool-holding systems

#8 HSS Threaded Shank Countersink (1/2") 7/16 Threaded Shank Countersinks The drill bit has aSpecifications PILOT SIZE #8 DECIMAL EQUIVALENT . 1990" 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.