X-LOCK 2-piece changing system to switch angle grinder accessories with just one click. The X-shaped interface of the grinders head and the accessory allows easy and effortless mounting. Features and Benefits: Convenient X-Lock locking system for quick and safe changes. Manufactured for high stock removal an long life For use with Ferrous and non ferrous metals Resinoid reinforced web for added strength Typical Applications: Used across a broad range of industries including Automotive, Foundry, Fabrication, Aerospace and Construction Recommended Grinding Angle 25 to 35 Not to be used for wet cutting For use with all appropriate handheld angle grinders