Made by NSK of Japan, the NSK T815001 Ultra 850 Rotary Handpiece is air powered and is a popular accessory for use with most Glendo GRS Air Systems. Turns at up to 320,000 (RPM). Permanent lube handpiece made to exacting standards for a long service life. Flexible tubing ensures excellent working reducing fatigue to operator's hand for long continuous use. Also has a Chip Air Mechanism that blows away the cutting powder to improve cutting efficiency. In addition it reduces the heat generated by cutting to extend the service life of the bur.
Requires 1.3 cfm at 30-35 psi (38 liter per minute at 2-2.5 bar) air supply. Conveniently connects directly to GraverMax, GraverMate, GraverMach AT, GraverMax G8 or any regulated air supply.
Due to its extremely high speed, the NSK Ultra 850 accepts only 1/16" diameter (.062" or 1.6 mm) bur shanks.