RONIX Ronix 3165 Grinder Cutting Discs Wrapped in Clear Plastic Film 125mm Angle Grinder Produce 8500rpm Giving Angle Grinder Bathroom Ventilation This mechanism is then mounted This mechanism is then mounted to a 180° flexible neck that lets you position the ratchet head to the angle you need to work from rather than try to angle and twist yourself to accommodate the tool to the fastener the M18 M12 Multi Voltage Charger works with all M18 and M12 batteries A: This angle grinder operates on a voltage range of 220V to 240V and is recommended for domestic and professional use in countries that suit this voltage setting A: The Ronix 3165 comes with a variable speed control that allows you to adjust the speed from 3000 to 8500 rpm depending on your project requirements