General description The Bosch PRO Multi Material PC Plus Hole Saw, measuring 57mm, features an enhanced tooth design for fast and smooth cuts. Its high-cobalt HSS alloy teeth ensure longevity, making it ideal for tackling steel cladding and drywall effectively. Technical specifications Diameter: 57mm Material: High-cobalt HSS alloy Usage Designed for cutting through steel cladding and drywall. Compatible with Bosch Power Change plus system for quick changes of hole saws and pilot drill bits.