Compact and lightweight body works well in close quarters. · 12,000 rpm for fast and efficient work. · Switch is located on tail. · Can be used with grinding wheel or optional diamond wheel. · Made in Japan, model may change from 9500NB to N9500N per supplier stock Specifications: Continuous rating Input: 570W Wheel diameter: 100mm (4") No load speed (rpm): 12,000 Net Weight: 1.8kg (3.9lbs) Country Manufactured Origin (May change depending on batch): Made in Japan Lifetime Service Warranty