1-7/16" Quick Change Tang Drive Steel Hawg™ Cutter

Milwaukee 49-57-1439 — Steel Hawg™ Annular Cutter (1-7/16")

What it is

• Type: Annular cutter (mag drill bit)
• Model: 49-57-1439
• Series: Steel Hawg™ (quick-change tang drive)
• Diameter: 1-7/16 inch
• Cutting depth: 1 inch
• Shank: Quick-change tang drive (#3 Morse taper compatible)
• Material: Carbide-tipped

What it does

This is a large-diameter magnetic drill cutter designed to drill clean 1-7/16" holes in steel quickly and accurately—no pilot hole required.

Key features

• Up to 3× faster than twist drills thanks to annular cutting design
• Carbide teeth + alternating tooth geometry for durability and efficient chip removal
• 1" cutting depth in a single pass
• Quick-change tang drive → fast swaps on mag drill setups
• Produces a clean, reamed hole without pre-drilling or pilot holes
• Works with arbors like:
  • 49-57-0012 / 0013
  • 49-57-0032 (mag drill systems)

What it’s used for

• Structural steel
• Stainless steel
• Cast iron
• Aluminum
• Heavy fabrication and large-hole drilling