Irwin Bi Metal High Speed Hole Saw – 10504174

The 33mm IRWIN Bi-Metal High Speed Hole Saw is specifically sized for many HVAC and ventilation applications, as well as larger plumbing installations. This diameter provides the precise clearance required for numerous standard fittings and is particularly useful when working with insulated pipework that requires additional space. Built with robust bi-metal construction and electron beam welded teeth, this 33mm holesaw maintains cutting efficiency through repeated use. The sharp, variable tooth design (4-6 pitch) delivers faster cutting action across diverse materials, from softwoods through to harder metals like stainless steel and iron. Features and Benefits: • 33mm diameter ideal for HVAC and insulated pipework • Bi-metal construction ensures reliable performance • Variable tooth pitch (4-6) provides smooth, fast cutting • Electron beam welded teeth resist breakage • Cuts aluminium, copper, iron, stainless steel, wood and zinc • Professional quality built for trade applications Specifications: Size (mm): 33 Material: Bi-Metal Pitch: Variable