Spyder Stinger™ Mach-Blue™ Armor Plated 11/64" 4.4mm

The Spyder Stinger™ Mach-Blue™ Armor Plated high speed steel (HSS) bits are high performance metal and wood drilling bits that provide exceptional drill bit quality and durability, drilling performance, and value. The Mach-Blue™ Armor Plating combined with the advanced M-series alloy tool steel construction and proprietary heat treatment make these bits truly revolutionary – they retain sharper cutting edges for longer, have reduced heat build-up and cutting friction, and increased durability, rigidity, and breakage resistance. These incredibly durable bits are the pro’s choice for precision drilling, extended bit life, and value. Up to 100x more holes than titanium or black oxide drill bitsUp to 8x faster than titanium or black oxide drill bitsProprietary Mach-Blue™ Armor Plating is a super hard surface that retains sharper cutting edges, and reduces heat build-up and cutting friction – resulting in faster cuts and exceptionally long drill lifeImpact-rated 1/4″ speed hex won’t slip in