19/64" Cryogenic HSS Black & Gold Jobber Length Drill Bit Shopify Collective Part Number: 50C500ASBABO

Part Number: 50C500ASBABO

Part Number: EZ-EK50915

and the oiled internal spring is made of 1065 spring steel

Part Number: 50C400ASBABO

19/64" Cryogenic HSS Black & Gold Jobber Length Drill Bit Shopify Collective Part Number: 50C500ASBABOProduct Description KFD Killer Force Drill Bits are manufactured from M2 premium grade high speed steel. Cryogenic KFD Drill Bits are cryogenically frozen to 300F 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