Milwaukee 49-57-2370 — Steel Hawg™ Annular Cutter (2-3/8")
What it is
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Type: Annular cutter (mag drill bit)
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Model: 49-57-2370
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Series: Steel Hawg™ (threaded system)
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Diameter: 2-3/8 inch
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Cutting depth: 2 inches
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Shank/thread: M18 x 1.5 threaded (for mag drill arbors)
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Material: Carbide-tipped
What it does
This is a large heavy-duty magnetic drill cutter used to cut very large, clean holes in thick steel, much faster and cleaner than a twist drill.
It’s designed for mag drill presses only and is commonly used in:
- Structural steel fabrication
- Heavy industrial steel plate work
- Stainless steel and cast iron drilling
- Large bolt-hole applications
Key features
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Carbide teeth with alternating geometry → faster cutting and longer life in steel
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Cuts up to 2" deep in one pass
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Up to ~3× faster than twist drills in structural steel applications
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Spring-loaded ejector pin helps center the cut and eject the slug cleanly
- Works with Milwaukee mag drill arbors like:
In plain terms
This is a big-hole, deep-cut mag drill cutter:
- One of the largest standard Steel Hawg sizes (2-3/8")
- Designed for serious structural steel drilling
- Uses a threaded system for maximum torque and durability
