Irwin 16105 Unibit5MT Titanium Nitrate Coated 5-Millimeter to 35-Millimeter 1/2-Inch Shank Step Drill Bit
#5M (5-35MM)
Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates;Single-flute cutting edge for greater control through steps;3 faltted shank prevents slipping in drill chuck;New SpeedPoint tip penetrates faster than previous Unibits and prevents walking
Irwin 16105 Unibit5MT Titanium Nitrate Coated 5-Millimeter to 35-Millimeter 1/2-Inch Shank Step Drill Bit by IRWIN - B0186JWE64