... different item,you can choose which you SpecificationsProfessional electric nail drill Max rotation speed :20000/30000RPM On/off by hand or ... regional use. Power output power of a strong, DC2 ~ 15V/18V adjustable in a row, stepless speed regulation can be realized ... protection device.Rated speed: 500rpm min-30,000rpm max. Nail drill machine with twist lock handpiece and ...