Quick Release Nuts: Quick release nuts with M14 thread for quickly attaching and loosening diamond cutting discs, grinding wheels, grinding wheels and other accessories. Non-slip design: The underside has a fine matte texture so that the nut locks the washer firmly in place without slipping.Wipe the abrasive, spindle and quick-release nut before use to prevent foreign objects from getting stuck. Material: Made of high strength alloy, works with high strength without deformation, withstands 40Nm torque and 12000rpm high speed, resulting in longer service life. Compatibility: suitable for all M14 interface angle grinders available on the market;suitable for most types of diamond cutting discs, grinding wheels, cup wheels, diamond plates, etc. Attention: Please check the nut before use to avoid safety accident, to make sure it is not broken or damaged.Fits perfectly， Powerful product and ultra fast delivery!SDS Clic M14 quick-release nut for angle grinders This is the perfect accessory for all angle grinders and can be used for angle grinders from Bosch, Makita, Flex, AEG, Black & Decker, Dewalt, Hitachi, Metabo and other brands.