Features APPLICABLE OBJECT: Quick release nut is suitable for most types of diamond cutting pieces, sanding wheels, grinding wheels, diamond slabs, etc. WEAR RESISTANT MATERIAL: Angle grinder pressure plate is made of high strength alloy steel, possess high strength when working, not easy to deform, wear resistant WITH THREAD: The surface has a textured base and clear M14 thread, so that the nut can firmly lock the circular saw blade without slipping, ensure stability during work SUPPORT CW CCW: The quick disconnecting nut of the angle grinder can be easily tightened by turning CW and quickly loosened by turning CCW without a wrench PRACTICAL FUNCTIONS: With the help of the quick release nut, you can quickly fix groove and the quick locking system, the cutting discs can be easily changed without tools Specification: Item Type: Angle Grinder Pressure Plate Thread Size: M14 Diameter: Approx. 50mm / 1.97in Thickness: Approx. 13mm / 0.51in Color: Silver How to Use: Before use, please check the nut to ensure there are no defects or damages to prevent safety accidents. packing list: 1 x Angle Grinder Pressure Plate Package List 1 x Angle Grinder Pressure Plate