1 Inch Drill Bit for Metal - HSS M35 Cobalt Titanium Nitride Coated, 3-Flat Shank Design for Precision Drilling in Hard Steel, Cast Iron and Thick Aluminum

★★★★★ 4.2 95 reviews

$22.49
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$22.49
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Free shipping Free 30-day returns

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Product details

Management number 219052873 Release Date 2026/05/03 List Price $9.00 Model Number 219052873
Category
  • Heavy-Duty M35 Cobalt Construction: Designed for the most challenging jobs, this 1-inch bit is made from high-speed M35 Cobalt steel, providing exceptional hardness and red-hardness to power through hardened steel and cast iron without failing.
  • Titanium Nitride Coated Edge: The gold TiN coating offers an ultra-hard, heat-resistant surface that minimizes friction and chip welding. This ensures smoother cutting action, extended bit life, and requires less effort and downforce during operation.
  • Maximum Grip 3-Flat Shank: The heavy-duty tri-flat shank is engineered to handle the extreme torque required for large-diameter drilling. It guarantees a secure lock in the chuck, preventing dangerous slippage and providing superior control.
  • Drills into Hardest Materials: Specifically built for precision drilling in thick, hard metals including tool steel, high-strength alloys, thick-walled cast iron, and heavy-duty aluminum profiles commonly used in structural and industrial applications.
  • Robust Design for Large Diameters: With a substantial 1-inch diameter, this bit is your go-to tool for creating large holes for conduits, pipes, shafts, and bolts in industrial maintenance, fabrication shops, and major construction projects.
Brand Name YUEARN
Shank Type 3-Flat
Unit Count 1.0 Count
Part Number RTT0003
Finish Types Titanium Nitride
Manufacturer YUEARN
Material Type Cobalt
Tool Flute Type Spiral
Cutting Diameter 25.4 Millimeters
Number of Flutes 3
Number of Pieces 1
Surface Recommendation Metal

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4.2 out of 5
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