Product name: brushless slotting machine Product Model: KC170-65 Rated power: 2500W No-load speed: 7500RPM Limit power: 3000W Saw blade diameter: 150- 190mm Slotting depth: 65mm Dust removal method: double-sided water and dust removal Machine net weight: 3.0kg Adjustable depth: no Product name: brushless slotting machine Product Model: KC190-65 Rated power: 2500W No-load speed: 6500RPM Limit power: 3000W Saw blade diameter: 190mm Slotting depth: 65mm Dust removal method: double-sided water and dust removal Machine net weight: 3.2kg Adjustable depth: no.