General description The BOSCH 2.608.584.667 Holesaw set Progressor includes 13 pieces designed for cutting through various materials such as metal, mild steel, aluminium, plastic, and plasterboard. The set features a progressive tooth strip that enhances cutting efficiency and chip clearance. Technical specifications Number of pieces: 13 Holesaw diameters: 19mm, 22mm, 25mm, 29mm, 35mm, 38mm, 44mm, 51mm, 57mm, 64mm, 76mm Holesaw thickness: 8mm Material: HSS bi-metal with 8% cobalt alloy Compatibility and accessories Includes 11 Holesaws 1 x Power Change adapter 2 x HSS-G pilot drill bits Installation Power change adaptor allows for fast and safe attachment and release of the pilot drill bit and holesaw with just one click. Usage Designed for cutting metal, mild steel, aluminium, plastic, and plasterboard.