Quick Fastening and Loosening - The Quick-Clamping Nut M14 is a quick-release nut for toolfree easy and fast fastening and loosening of a wide range of angle grinder accessories, cutting and grinding discs. It is appropriate for use with AdvancedGrind 18, GWS 18V-10 C, GWS 18V-10 SC. The disc must be centred at the supporting flange and not at the nut. With 22.23 mm bore for standard locking nut angle grinders. Features and Benefits • Easy Quick Fastening and Loosening of Angle Grinder Discs • The Quick-Clamping Nut M14 is a quick-release nut for toolfree easy fastening and loosening of angle grinder accessories • For use with cutting and grinding discs Specifications Height: 15mm