Brunson Professional Sterling Pro Master Nail Drill Machine for Nail Technician This is a professional electric nail file system used for heavy duty salon & home work Comfortable grip High Torque/35,000rpm Standard 32/3"" Bits Ultra Smooth/Vibration Free Variable speed control On/off foot switch Switching 220/110 volts Locking Chuk Brush-less Cord 1 Year warranty Box Contains:35,000 Hand Piece 1 Control Box 1 Foot Pedal 1 Brunson Sterling Pro Master This powerful, electronic file has been designer for the professional tech who demand power!.The all-new Brunson - Pro comes stand with durable stainless steel handpiece. Features a super slim nose that allow it to operate at high speed., 35000rpm with virtually no vibration. The control box has an illumination power indicator, variable speed dial, forward and reverse button, and is available in 110v or 220v control switch built in the device.