Tool Bit, 5/16 HSS Threading 2221

SAVE - Enco

1/4 HSS Taper Tap Construction Fasteners and Tools

Our ground tool bits are M-2 HSS, making them some of the most durable tool bits around. HSS (high-speed steel) has been heat treated for hardness and wear resistance, which keeps a sharp edge longer than other carbon steels. The set comes in a padded plastic case.

Grizzly T25947 - 5/16 HSS Lathe Tool Bit Set - 5 Pc.

KFD Killer Force Drill Bits are manufactured from M2 premium grade high speed steel. Cryogenic KFD Drill Bits are cryogenically frozen to -300°F for 48 hours. Cryo treating the drill bits results in increased tool life, torsion strength and improved corrosion resistance. They are black and gold surface treated for use for use on alloy steel, aluminum, brass, bronze, carbon steel, spring steel, stainless steel, tool steel and other metals.

Drill America CRYKFDPRO1/2 1/2in Cryogenic HSS Drill Bit