IRWIN Bi-Metal High-Speed Holesaw, 20mm Diameter
Professional 20mm IRWIN bi-metal holesaw for fast cutting in metal, wood & more. Electron beam welded teeth for durability.
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.
- General construction projects
- Electrical installations
- Plumbing systems work
- HVAC installation and maintenance
- Diameter: 20mm
- Tooth Design: Variable pitch (4-6)
- Construction: Bi-metal (high-speed steel + spring steel)
- Tooth Attachment: Electron beam welded
- Weight: 44g
- Size Range Available: 14mm-152mm (entire range)
- Includes: Compatible with IRWIN arbors and pilot drills (sold separately)
Free standard delivery on US mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For defective items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicySecure Transactions
We take the utmost care with your payment and personal details. Our website uses advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can verify a secure connection by looking for 'https' and a locked padlock in your browser.
Cookie Policy
Cookies enhance your shopping experience by keeping track of your cart and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Security Warning
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll ask you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.
