Bosch GLF18V-8 Brushless Trimming Machine 18V Multifunctional Rechargeable Bakelite Milling Hole Slotting Machine Soft and more efficient straw thanks to the powerful Brushless engine without brushes AThe constant speed function ensures a stable cutting speed AThe tool is not heated so easily thanks to the optimized air flow cooling ventilation design Guarantee your safety when the tool falls off with the fall protection function Technical data Additional data Battery voltage: 18 V Empty speed: 10,000. 30,000 rpm Compatible fastening nozzle hemets: 6 mm, 1/4 Weight without battery: 1.1 kg