1.Cut off saw :71CC 2.Blade size:355mm/14inches 2.cutting concrete,asphalt,cement,stone,marble etc Concrete cut off saw1)Engine:1E50F,air cooling ... system,providing clean air to engine6.With on/off switch. It always keeps in off position for safety reason.7.With V ... ,11.With arbor: 1(25.4mm)for 14 blade. Concrete Cut off Saw