FOR PROFESSIONALS WHO LIKE TO KEEP A LOW PROFILE. Compact and lightweight body works well in close quarters. · 12,000rpm for fast and efficient work. · Switch is located on tail. · Can be used with grinding wheel or optional diamond wheel Specifications: Power: 570 Watts Wheel diameter: 100mm (4") No-load speed (rpm): 12,000 Net Weight: 1.8kg Inclusions: Carrying Case Guard Cover Side Handle Wrench Grinding Disc Lifetime Service Warranty