Description of OXMUL Aluminum Multiple Electrician Mechanic Cutting Tools
[M2 HSS Coated] M2-Coated HSS cut 5X holes of Titanium Drill Bit(4241 HSS), the hole saw bit can drill more holes for Sheet Metal, Mild Steel, Galvanized Steel,Aluminum,Iron,Wood Plate,PVC and Copper. If you're drilling a lot of sheet metal then seach for this step drill bit. [Also for Stainless Steel] A Test: Drill in 1.3mm thick Stainless Steel square pipe. This M2-Coated Drill bit successfully drilled 10 holes, But another Titanium Step Drill only drilled 1 holes, then blunt. [5 Steps & 2-Flute] Drills 5 different hole sizes, from 1/4, 7/8, 1-1/8, 1-7/32, 1-1/4 to 1-3/8 Inch. 2-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.