Irwin Bi Metal High Speed Hole Saw

The 89mm IRWIN Bi-Metal High Speed Hole Saw is an excellent size for larger industrial plumbing and commercial HVAC installations. This diameter accommodates substantial drainage components, larger ventilation terminals and various industrial fittings, making it valuable for specialist contractors working on commercial and industrial projects. Featuring robust bi-metal construction with electron beam welded teeth, this 89mm 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.