Milwaukee® HOLE DOZER™ Ice Hardened™ Hole Saw, 1-3/16 in Dia, 1-5/8 in Cutting Depth, 3.5 TPI, 2-1/8 in Overall Length, 1/4 in Dia x 3-1/2 in L Drill, Bi-Metal/8% Cobalt Cutting Edge, Carbon Steel Body, Toothed Cutting Edge, 285/145/190/425 rpm, 3/8 in Chuck, Round Shank, Use Arbor: 49-56-7040/49-56-7055/49-56-7140/49-56-7150/49-56-7210/49-56-7240/49-56-7250 and 49-56-9100, White, Applicable Materials: Aluminum, Cast Iron, Mild Steel, Sheet Metal and Stainless Steel.

• Rip Guard™ the strongest tooth form in the industry
• Plug Jack™, an all access slot design for fast plug removal
• Bi-metal construction with 8% cobalt for increased wear resistance
• Ice Hardened™ cryogenically treated for up to 50% longer life
• Optimized tooth form for up to 2X faster cutting
• Wide, angled and offset slots for easy plug access
• Functional slots for faster plug removal
• Matrix II bi-metal teeth for greater durability
• Positive rake angle for fast cutting
• 285 rpm mild steel, 145 rpm stainless steel, 190 rpm cast iron, 425 rpm aluminum