DESIGN: Unbreakable and light housing ERGONOMIC GRIP GUARD HANDLE: Protects machine from breakage M14 TOOL CONNECTION: For no-loss power transmission and quick tool changeover ELECTRONIC SPEED CONTROLS: Infinitely variable for splash-free mixing SAFETY LOCK-OFF: Safeguard for unintentional start-up 2-SPEED GEAR UNIT: Optimal power utilization at slow or fast rotating speeds HIGH-DUTY GEAR UNIT: Powerful and wear-resistant for optimum power utilization and long life