Detailed Product Description Diamond Saw Blades Hand Held Saw Blade - EconoOD 105~300mmID 22,23,20,25.4mmSEG L 32,40mmSEG W 20, 2.4, 2.8, 3.2mmSEG H 7,10,mmwelding method : Laser-weldingPower source : Electric, Petrol, Hydraulicpower : ~4.5kw, 140bar(max)RPM :3800-15000