Starrett FCH0400 Constant-Pitch Fast Cut Bi-Metal Hole Saw 102mm / 4 Inch

102mm (4") Bi-Metal Constant-Pitch Fast Cut Hole Saw – High-Speed Cutting for Metal Sheets & Tubing

This 102mm (4") bi-metal hole saw features a constant-pitch tooth profile for smooth, efficient cutting through stainless steel, mild steel, and thin-walled tubing up to 3mm thick. Built with high-speed steel teeth and a tough alloy body, it delivers clean, accurate results with reduced snagging—ideal for larger cut-outs in electrical, mechanical, and HVAC applications.

• Constant-Pitch Tooth Design: Provides smoother entry and less grabbing, especially useful on thin or uneven surfaces.
• Robust Bi-Metal Construction: Combines abrasion-resistant high-speed steel teeth with a hardened alloy steel body for extended tool life.
• Optimised for Thin Gauge Metals: Perfect for mild and stainless steel sheets or tubing up to 3mm (1/8") thick.
• Precision Cutting: 5½ teeth per inch (TPI) ensures controlled, low-vibration cutting in metal.
• Deep Cut Capacity: 41mm (1 5/8") cutting depth accommodates a wide range of trade-specific applications.

Technical Specification

• Diameter: 102mm / 4 inch
• Material: Bi-metal with high-speed steel teeth
• Tooth Pitch: 5½ TPI
• Cutting Depth: 41mm (1 5/8")
• Recommended Use: Stainless and mild steel sheet or tube (≤3mm)

✅ Use the 102mm bi-metal hole saw for large, precise cut-outs in steel—perfect for electrical backboxes, pipe entry points, and HVAC fittings!