1Product Specifications: Portable angle grinder pressure plate, with standard 5/811 thread specification, 50mm diameter and 13mm thickness, ensuring accurate and convenient use. 2Secure Locking: The angle grinder pressure plate has a textured base and clear thread, which ensure that the quick release nut can firmly lock the circular saw blade without slipping or shifting. 3Alloy Steel Material: This quick release locking nut is made of excellent alloy steel material, with high strength, no deformation, excellent durability and wear resistance, and a long service life. 4Simple Operation: The angle grinder pressure plate can be rotated clockwise for convenient tightening, and counterclockwise for quick release without the need for a wrench or other tools. 5Wide Application: This locking nut is suitable for most types of cutting blades, grinding wheels, polishing wheels, plates, etc., which can directly replace old or damaged angle grinder pressure plates. 1 x Angle Grinder Pressure Plate