Irwin IRW10504211 Bi-Metal High Speed Holesaw 127mm | 10504211

Irwin IRW10504211 bi-metal high-speed holesaw, 127mm (10504211)

Irwin IRW10504211 is a bi-metal holesaw designed for fast, controlled cutting when you need clean 127mm openings for fittings, services and general installation work. Built for trade-focused use, it combines high-speed steel teeth with a tougher body to help deliver long life across mixed materials.

Use model 10504211 with a suitable holesaw arbor (sold separately) to create accurate cut-outs in wood and a range of common metals, making it a practical choice for site work and workshop fabrication alike.

Key Features

• Bi-metal construction: High-speed steel cutting edge with a durable body for reliable performance on demanding jobs.
• Electron beam welded teeth: Strong tooth attachment to support longer service life during repeated cutting.
• Variable tooth pitch (4–6 TPI): Helps produce a faster cutting action across a variety of materials.
• Wide material capability: Suitable for cutting aluminium, copper, iron, stainless steel, wood and zinc.
• Professional-grade accessory: Built for common trade applications including construction, electrical, plumbing, heating and ventilation work.

Specifications at a glance

Suitable applications

• Cutting 127mm openings in wood for access holes and service runs.
• Hole cutting in metals including stainless steel, aluminium, copper, iron and zinc (with the correct setup and cutting method).
• General installation and fit-out tasks for electrical, plumbing, heating and ventilation work.