Features: Brand new and high quality 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. Excellent material: this clamping nut angle grinder is high-strength alloy material, high-strength work does not deform, can withstand 40N and a high speed of 12000rpm, the quality is guaranteed and the service life is long. Wide range of applications: The clamping nut is suitable for all angle grinders with an M14 interface on the market. Easy installation: This product is very easy to install, no additional tools are needed, and the installation process is very convenient. Portability: This product is small in size and light in weight, which is very convenient to carry around. Specifications: Material:Stainless Steel Dia:Approx.4.6cm/1.81inches Package Includes: 2Pcs Locking Plate note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.