Features: (1) Exquisite workmanship: the bottom has a fine frosted texture to increase friction, and the nut can firmly lock the grinding wheel and it is not easy to slip. (2) Excellent material: this clamping nut angle grinder is a high-strength alloy material, high-strength work does not deform, can withstand a torque of 40N and a high speed of 12000rpm, the quality is guaranteed and the service life is long. (3) Wide range of applications: The clamping nut is suitable for all angle grinders with an M14 interface on the market, for DeWale, for Bosch, Metabo, Hilti and of course for all angle grinding machines not mentioned, such as diamond cutting discs, grinding discs, cup-shaped grinding discs, diamond plates and other types of Grinding wheels. Note:If the torque is too much to remove, you can line up the hole with a conventional 2 prong wrench to remove it. Before use, check the nut for defects and damage to avoid safety accidents. Specifications: *Material: 45#Steel *Quick use without tools *Diameter: 46 mm(1.81Inch) *Height: 13mm(0.51Inch) Package Contents: 1pc Flange Nut Set Tools Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.