The Bosch PRO Multi Material Hole Saw in 22mm is a versatile size for conduit, small pipes, and electrical cabling, cutting efficiently through steel cladding and drywall. Bi-metal construction with 8% cobalt HSS ensures up to 2x longer life than a standard HSS M3 hole saw. The enhanced tooth design cuts fast and smoothly, while the new slot design simplifies plug removal. Features and Benefits: • Lasts up to 2x longer than standard HSS M3 hole saws • Bi-metal with 8% cobalt HSS for long life • New slot design for easier plug removal • Compatible with Power Change Plus Specifications: Diameter: 22mm Cutting Depth: 44mm