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Product Description
OSCARBIDE 7/16” Annular Cutter for Magnetic Drills – 10X Faster Cutting, Weldon Shank, Multi-Material Hole Saw

No pre-step drilling is required; holes are cut in as little as 15 seconds
Brand Name: OSCARBIDE
Material: High Speed Steel (HSS)
Weldon Shank: 3/4 inch
Cutting Depth: 1 inch
Cutting Diameter: 7/16 inch
Number of Flats: 2
Pilot Pin Size: 1/4 inch x 3 inch(6.34x77mm)


Precision Engineering & Durability
• Laser-Hardened HSS: 65 HRC hardness resists deformation in 1,200°F steel cutting • Chipbreaker Grooves: Auto-eject metal shavings mid-drill to prevent jams • Reusable Design: Sharpen up to 8x with standard grinding tools (saves $47/cutter vs disposable)
Superior Speed & Efficiency
Engineered for tradesmen who value time, OSCARBIDE annular cutters drill cleaner 7/16” holes in seconds – not minutes. Our patented thin-wall design with dual carbide teeth bites deeper per rotation than clunky hole saws, requiring 60% less downforce.
- 10X Faster Drilling: Cut large holes 10x quicker than traditional drill bits with dual alternating teeth for aggressive metal penetration.
- Zero Burr Precision: Laser-sharpened HSS slugger bits deliver smooth, burr-free holes (7/16” diameter x 1” depth) in steel/copper/plastic.
- Universal Fit: 3/4” Weldon shank with 2 flats works with MagDrill, Hougen, Milwaukee & most magnetic drills/milling machines.
- Pro-Grade Durability: Tungsten-carbide tipped teeth + re-sharpenable design outlast hole saws in bridges, ships, aerospace projects.
- Thin-Wall Advantage: Slice through structural steel, stainless pipes, aluminum plates (6.34x77mm pilot pin for wobble-free starts).

Processing
Versatile Applications
Ideal for HVAC ducting, steel beam fabrication, shipyard repairs, and DIY metalworking. Cuts through: Mild steel ,Stainless steel,Cast iron ,Aluminum sheets,PVC/ABS piping
Universal Compatibility
Fits all Weldon 3/4” shank magnetic drills and drill presses. Includes 6.34x77mm pilot pin for perfect alignment on curved pipes/uneven surfaces.
Attention
- During the drilling process, the pilot pin will retract into the cutter allowing lubrication to reduce heat gain in the slug.
- Insert the ejector pin inside the annular cutter,never use an annular cutter without an ejector pin.
- Using lubricant or coolant with any type of annular cutter is a must. A correct lubrication and coolant delivery more life for annular cutters. HSS annular cutters required Cutting oil, not coolant.
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