Irwin Bi Metal High Speed Hole Saw – 10504185

The 52mm IRWIN Bi-Metal High Speed Hole Saw is specifically sized for certain drainage and ventilation applications where standard 50mm dimensions require additional clearance. This precise diameter accommodates fittings with external sleeves or insulation, making it valuable for specialist plumbing and HVAC installations. Featuring robust bi-metal construction with electron beam welded teeth, this 52mm holesaw provides reliable cutting performance through repeated use. The sharp, variable tooth design (4-6 pitch) delivers efficient material removal with reduced operator effort, producing clean holes whether working with timber joists or metal frameworks. Features and Benefits: • 52mm diameter for specialist drainage and ventilation work • Bi-metal construction ensures long-lasting performance • Variable tooth pitch (4-6) enhances cutting efficiency • Electron beam welded teeth resist wear and breakage • Cuts aluminium, copper, iron, stainless steel, wood and zinc • Professional quality built for trade applications Specifications: Size (mm): 52 Material: Bi-Metal Pitch: Variable