Irwin Bi Metal High Speed Hole Saw

The 121mm IRWIN Bi-Metal High Speed Hole Saw is specifically sized for substantial commercial and industrial installations. This diameter accommodates larger soil stacks, commercial HVAC systems and various industrial fixtures, making it valuable for specialist contractors working on large-scale commercial and industrial projects. Featuring robust bi-metal construction with electron beam welded teeth, this 121mm holesaw provides exceptional durability and cutting performance. The sharp, variable tooth design (4-6 pitch) delivers efficient material removal with reduced operator effort, producing clean holes whether working with timber or metal substrates.