Condition: NewItem Type: Nail Drill HandleMaterial: Aluminum AlloySpeed: 35000rpmSize: Approx. 14 x 2.3cm / 5.5 x 0.9in .wang-edit-text{ font-family:'Arial' important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1Good heat dissipation effect and can be used for a long time. Highquality accessories, with good structure. 2The polishing handle very quiet and smooth, with slight vibration, and the chuck handle can be locked/unlocked, safer operation, high efficency. 3Do not move the polishing head lock catch of the handpiece during operation; do not cover the vent on the handpiece during use. 4Rotating speed is adjustable in 035000rpm, support forward/reverse direction, super fast; birng you effective manicure experience. 5Ergonomic handle design, comfortable to hold, easy to use, sturdy and durable.You can easily replace nail drill bit without tools.