Feature

●[Heavy Duty for Stainless Steel] The M35 Cobalt Drill Bits is Industrial Grade and can drill 8X longer life and 3X faster. This Cobalt Step bits can help you cut more holes, Heavy Duty for Stainless Steel, Hard steel,Galvanized Steel, Aluminum,Iron, Wood and Copper. If youre expanding a lot of holes in metal sheet then please choose this step drill bit
●[M35 Cobalt HSS] This Cobalt Drill bit made of M35 Cobalt Steel can successfully drill more than 35 holes easily into 1/5" thick Stainless Steel plate like knife through butter!
●[6 Steps?2-Spiral-Flute] 6 steps: from 3/16", 7/8", 1-1/8", 1-7/32", 1-1/4" to 1-3/8". 2-Spiral-Flute:Clears Chips faster
●[Cutting Fluid] Cutting Fluid must be poured during work for longer life! Prohibit water-cooling to prevent rust!
●[3/8" Tri-Flatted Shank] Fits into power tools chuck securely and eliminates slip


Description

Specification:
Duty:Heavy Duty+
Rank:Industrial grade
Size: 3/16--1-3/8 inch, 6 Step
Material Steel: M35 Cobalt HSS
Manufacturer No.:Co35A1
Increments:1/5 inches
Shank:3/8" Tri-Flatted shank
Flute:2-Spiral-Flute
Cutting Fluid: Cutting Fluid (no water)
Apply to:Stainless Steel, Hard Steel, Mild Metal, Galvanized Steel,Aluminum,Wood
Maintain:Thin layer Anti-Rust oil or Volatile Anti-Rust oil