The TwinPower Turbine 4H PAR-4HUMX-O-WH (W&H Roto Quick Coupling) by J. MORITA is a powerful High-Speed dental handpiece, with a small UltraM head, designed to effectively maneuver with full precision for intricate dental procedures. It is lighted for visibility and provides effective, High-Speed cutting with High torque. It comes with a lubricant spray nozzle, chuck grip tester, and spray hole wire for cooling and long-lasting service. W&H Roto Quick Couplings ensure secure attachment of this handpiece.