The Bosch EXPERT 14 Piece Multi Material PC Plus Hole Saw Set is a professional-grade carbide hole saw kit designed for cutting through a wide range of materials, including wood, metal, stainless steel, brick, soft tiles, and reinforced plastics. Where standard hole saws struggle the moment they encounter a hardened nail or embedded screw, the carbide teeth on these EXPERT hole saws cut straight through without stalling or smoking. Bosch Carbide Technology integrates the hardest metal directly into the tooth structure — each tooth is laser welded and ground six times to achieve an optimum cutting profile. This level of precision manufacturing gives the set exceptional longevity, lasting up to 50 times longer than standard Bosch hole saws in tough materials. For contractors and multi-trade professionals who regularly switch between substrates, that durability translates directly into fewer saw changes and more consistent results on site. The special slot design improves visibility during cutting and makes plug ejection straightforward. The set is compatible with the Bosch Power Change Plus keyless arbor system, providing secure, accurate tool changes without the need for additional fixings. Features and Benefits: • Carbide teeth laser welded and ground six times for precision cutting and long-lasting performance • Cuts wood, metal, stainless steel, brick, soft tiles, and reinforced plastics • Lasts up to 50x longer than standard Bosch hole saws in tough materials • Special slot design for improved visibility and easier plug ejection • Compatible with Bosch Power Change Plus keyless arbor for secure, accurate fitting • 11 diameter sizes included, from 20mm up to 76mm Specifications: Diameter (mm): 20, 22, 25, 32, 35, 40, 44, 51, 60, 68, 76 Working Length: 60mm Net Weight: 1.804kg Pieces: 14 Contents: Set includes 14 pieces with hole saw diameters of 20mm, 22mm, 25mm, 32mm, 35mm, 40mm, 44mm, 51mm, 60mm, 68mm, and 76mm