Product description
Specification: 3.175 x 6.350 x 2.780 x 6mm (side step)
Rotating speed: 350,000 to 420,000rpm
Under air-pressure: of 200 to 250kPa
Super low vibration, super low noise, anti-rust and corrosion-resistant
High temperature-resistant for disinfection
Working life: about six months under normal operating
Usage: used for high speed dental hand piece
Rings: AISI 440C, stainless steel for inner ring and out erring
Balls: Si3N4 ceramic balls or AISI 440C stainless steel balls (optional)
Packing: glass tube or vacuum