IRWIN Bi-Metal High-Speed Holesaw, 20mm Diameter

The IRWIN Bi-Metal High-Speed Holesaw is engineered for professional tradespeople, delivering durable performance across multiple industries including general construction, electrical work, plumbing, HVAC systems, and building renovations.

This holesaw features a sharp variable tooth design (4-6 pitch) that ensures faster cutting through various materials while maintaining excellent performance. The bi-metal construction combined with electron beam welded teeth provides superior strength and extended tool life compared to standard holesaws.

Construction & Features:

• Bi-Metal Construction: Combination of high-speed steel and spring steel for durability
• Electron Beam Welded Teeth: Maximises tooth retention and cutting efficiency
• Variable Tooth Pitch (4-6): Optimised for smooth, fast cuts in multiple materials

Applications & Material Compatibility:

Designed to cut through various materials including:

• Aluminium
• Copper
• Iron
• Stainless steel
• Wood
• Zinc

Available in a complete size range from 14mm (9/16in) to 152mm (6in), with compatible high-quality arbors and pilot drills for all application needs. The 20mm diameter model provides precision cutting for common installation requirements across multiple trades.