Specification: Big electric die grinder Electric grinder Power-130w Voltage: 220V-240V~ Cycle: 50hz/60Hz 3.17 Collet capacity: 3.2mm, Rpm: 10000-35000/Min. Additional features: Self lock Spindle shaft, plastic case for storing accessories. Contents: 1 pc electric die grinder, 42 pcs accessories tools for Cutting, Grinding, Sanding, buffing, polishing which includes mounted stone, sandpaper wheels, felt buffing wheels, cutting wheel, mandrel ,diamond drill bits, rotary flexible shaft.