Large Step Drill Bit(1-5/8") / HEAVY DUTY for SS / M35 COBALT Drill Bits / 13Holes (1/4"~1-5/8" Pro) 【Extra-Heavy Duty for Stainless Steel】 The M35 Cobalt Drill Bits(1.3243 STEEL) can drill 5X longer life and 2X faster. This Cobalt Drill bits is heavy duty for Stainless Steel, Metal, Galvanized Steel, Aluminum,Iron, Wood, PVC and Copper. This steel drill bit is tough,sharp and can drill many holes on hard metal like a Work Horse! 【LARGE Step Drill Bit︱M35 Cobalt Drill】 Prefect for Stainless Steel/Metal Sheet/Wood/Plastic/Aluminum Sheet/Copper and other metal sheets. This Drill bit can successfully drill more and more holes easily into Stainless Steel plate like knife through butter 【A Work Horse】This spiral shaped step bit is a work horse. Easily drilled through the steel platform of your zero-turn mower, cold rolled steel, lug bolt, old rack, iron rotors, tractor bucket, washer, heavy steel loader bucket was made for a tractor, hydroponics tubing,water pipe, cabinet 【13 Steps︱2-Sprial-Flute︱3/8" Tri-Shank】 13 steps: from 3/16",1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8", 1-1/2", to 1-5/8". 2-Sprial-Flute:Clears Chips faster Specification:
Rank:Industrial grade
Duty: Extra-Heavy Duty
Size:1/4- 1-5/8 inch, 13Steps
Manufacturer No.: Co158
Material Steel:M35 Cobalt STEEL 7%Cobalt
Increments:1/5 inches
Shank:3/8" Tri-Flat shank
Flute:2-Sprial-Flute
Apply to:Stainless Steel, Hard Metal, Aluminum,Wood,Copper