BEING High Speed Dental Handpiece Turbine 4 Hole Kavo Multiflex Coupler 465RN. 302PQ-QC Quick Coupling (Kavo Multiflex type, NO LED, 4 Hole, similar to Kavo Multiflex 465RN Coupler). 302PQ Handpiece (Non fiber optic, Big Torque Head, fit Kavo Multiflex Coupler). 303PQ Handpiece (Non fiber optic, Standard Head, fit Kavo Multiflex Coupler). 302PQ Handpiece & 302PQ-QC Coupler. 303PQ Handpiece & 302PQ-QC Coupler. 302 Turbine Cartridge Rotor (Big Torque Head rotor, fit BEING Lotus 302 series handpiece). 303 Turbine Cartridge Rotor (Standard Head rotor, fit BEING Lotus 303 series handpiece). 302PQ / 303PQ Handpiece High Speed Air Turbine. BEING brand top quality. KaVo MULTIflex quick coupling type. Anti-retraction clean head system. 302 series with big torque head. 303 series with standard head. Head size: 12.513.02mm (302 series big torque head) 10.812.1mm (303 series standard head). Speed: 300,000-380,000rpm (302 series big torque head) 300,000-450,000rpm (303 series standard head). Noise: less than 70db. 302PQ-QC quick coupler (KaVo multiflex 465RN type). With 4-hole standard connection. Rotary ring spray regulation with multiple indent locking positions.