OXMUL M35 Step Drill Bit for Metal, 3/16 to 7/8, Cobalt Bits, Extra-Heavy Duty for Stainless Steel, Hard Steel, Mild Metal, Aluminum, Wood, Industrial Grade, 12-Steps. Co35A2

OXMUL M35 Step Drill Bit for Metal, 3/16 to 7/8, Cobalt Bits, Extra-Heavy Duty for Stainless Steel, Hard Steel, Mild Metal, Aluminum, Wood, Industrial Grade, 12-Steps. Co35A2

• [Heavy Duty+ for Stainless Steel] The M35 Cobalt Drill Bits is Industrial Grade and can drill 8X longer life and 3X faster. This Cobalt Drill bits can help you cut more holes, extra-heavy duty+ for Stainless Steel, Hard steel, Mild Metal, Galvanized Steel, Aluminum,Iron, Wood Plate,PVC and Copper. If you're expanding a lot of holes in metal sheet then please choose this step drill bit
• [M35 Cobalt Steel] This M35 Cobalt Drill bit can successfully drill more than 35 holes easily into 1/5" thick Stainless Steel plate like knife through butter!
• [12 Steps ︱2-Spiral-Flute] 12 Steps: from 3/16", 1/4", 5/16", 3/8", 7/16",1/2", 9/16", 5/8", 11/16", 3/4" 13/16" to 7/8". 2-Spiral-Flute:Clears Chips faster
• 【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
• [3/8" Tri-Flatted Shank] Fits into power tools chuck securely and eliminates slip