1:5 increase contra angle handpiece 
Quat t ro Water Spray
Quattro Water Spray is the world's first 4-port spray system in its class. The increased number of ports helps cooling the entire operation area more effectively. Autoclavable
Offer superior durability and long-lasting high performance even after repeated autoclaving at 135° C max.

Thermodisinfector Ready
Disinfecting handpieces prior to autoclaving is a recommendable practice for more effective infection control. The symbol mark on your NSK product means you can cleanse and disinfect the handpiece using a thermodisinfector.
High quality Bearings
Lower friction results in quieter and heatless operation, especially at high speed, and longer turbine life. Extremely low coefficient of thermal expansion also contributes to longer handpiece life.

Award-winning Clean Head System
The built-in patented Clean Head System is designed to prevent air retraction, and thus allow no oral fluid or foreign
Particles to enter into the handpiece head. The system is activated instantaneously in response to air pressure
, change as the handpiece stops spinning. The benefits you'll enjoy are longer handpiece life with greatly improved infection control.
Ultra Push Chuck
Ultra Push Chuck enables simple one-touch bur replacement, while its auto-chuck lock mechanism automatically controls bur-retention when higher load is applied to a bur.