The 70mm IRWIN Bi-Metal High Speed Hole Saw is a versatile larger size perfect for substantial commercial plumbing, HVAC installations and various industrial applications. This diameter accommodates larger bore pipes, substantial ventilation ductwork and various mounting hardware in demanding commercial and industrial environments. Featuring robust bi-metal construction with electron beam welded teeth, this 70mm holesaw provides exceptional durability and cutting performance. The variable tooth design (4-6 pitch) delivers faster cutting action with reduced operator fatigue, producing clean holes whether drilling through timber or metal substrates. Features and Benefits: • 70mm diameter suits larger commercial pipes and ductwork • Bi-metal construction ensures long-lasting performance • Variable tooth pitch enhances cutting efficiency • Electron beam welded teeth maintain cutting performance • Compatible with aluminium, copper, iron, stainless steel, wood and zinc • Professional-grade quality for industrial applications Specifications: Size (mm): 70 Material: Bi-Metal Pitch: Variable

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