OXMUL Step Drill Bits for Metal, 3/16 to 7/8, M2 HSS, Duty for Stainless Steel, Mild Steel, Hard Metal, Aluminum, Wood, Copper, PVC, 12-Steps. 2-Spiral-Flute. #201
- [M2 HSS Coated] Made of M2-Coated HSS, this stepped Drill Bit have 5X Longer Life of Regular Drill Bit. This Step Bit drill 2X Faster for Stainless Steel, Hard Metal, Mild Steel, Galvanized Steel, Aluminum,Iron, Wood Plate, PVC and Copper. If you want to drill faster and many holes on metal, then please choose this step drill bit.
- [Duty for Stainless Steel] A test. Drill in 1.3mm thick Stainless Steel square pipe. This Step Drill bit successfully drilled 12 holes. But another Titanium Step Drill only drilled 1 holes, then blunt.
- [12 Steps & 2-Spiral Flute] Drills 12 different hole sizes, 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.
- [118° Split Point Tip] Split Point tip prevents "walking," gets fast starts, and eliminates the need for pilot/starting hole.
- [3/8" Tri-Flatted Shank] Fits into power tools chuck securely and eliminates slip.