The Bosch PRO Multi Material Hole Saw in 57mm is well suited to larger pipe penetrations, junction boxes, and ventilation apertures in drywall and steel cladding. Built for extended life on tough materials across trade applications. Lasts up to 2x longer than a standard Bosch hole saw. Features and Benefits: • Bi-metal with 8% cobalt HSS for long life on metal and tough materials • Enhanced tooth design for fast, smooth cuts • Power Change Plus system for quick arbor changes and easy plug removal • Compatible with Bosch Power Change Plus keyless arbor
