Irwin Bi Metal High Speed Hole Saw

The 48mm IRWIN Bi-Metal High Speed Hole Saw is an excellent choice for installing larger ventilation components, substantial waste pipes and oversized electrical accessories. This diameter is particularly valuable in commercial installations where larger service runs are required through walls, floors and ceilings. Engineered with professional-grade bi-metal construction and electron beam welded teeth, this 48mm holesaw delivers consistent cutting performance through repeated use. The sharp, variable tooth design (4-6 pitch) provides efficient material removal with minimal vibration, making it easier to maintain accuracy in demanding applications. Features and Benefits: • 48mm diameter ideal for ventilation and large waste pipes • Bi-metal construction for superior blade longevity • Variable tooth pitch (4-6) enhances cutting performance • Electron beam welded teeth resist breakage • Cuts aluminium, copper, iron, stainless steel, wood and zinc • Professional quality for commercial installations Specifications: Size (mm): 48 Material: Bi-Metal Pitch: Variable