General description For quick fastening and loosening of discs and grinding wheels without the need for a wrench, this SDS quick-release nut clamping device is designed for all angle grinders with an M14 thread. It features a slightly frosted texture on the bottom to increase friction, ensuring a firm lock on the sanding disc that minimizes slippage. Technical specifications Material: High-strength alloy Torque support: 40 N Maximum rotation speed: 12,000 rpm Thread type: M14 Compatibility and accessories Compatible with angle grinders from brands such as AEG, Bosch, Black & Decker, Dewalt, Flex, Hitachi, Metabo, Makita, and Hilti Suitable for diamond wheels, grinding wheels, cup wheels, diamond plates, and most other types of grinding wheels Usage Quick-fit nuts can be used in high-strength working environments Designed for easy tightening and loosening of discs with bare hands