This Evolution Multi-Material Bladehas been designed specifically for Evolution 185mm Circular Saws and Chop Saws only. Made from premium materials in Japan. Ideal for the construction professional and for daily use on a construction site. Designed to cut mild steel*, aluminium, plastics and wood, even wood containing embedded nails, with a single blade. Perfect for cutting hard and softwood, decking, laminate flooring, mild steel angle, Unistrut and conduit, plywood, MDF, aluminium checker plate, plastic pipes and sheet, plus many other materials. *Please refer to the blade marking for recommended cutting capacity on mild steel. Compatible with the following Evolution machines: R185CCSL, R185CCS, R185CCSX, R185CCSX+ and RAGE4. Specification: Diameter: 185mmBore: 20mmTeeth: 20Kerf: 1.7mmMax. Speed: 3,900/rpm