Excellent material: This kind of clamping nut is a kind of high-strength alloy material, high-strength work will not be deformed, can withstand the high speed of 11000rpm, sturdy and durable, the quality is guaranteed, and the service life is long. Exquisite craftsmanship: The bottom is co.ukosted and has a fine texture, which increases co.ukiction. The nut can lock the grinding wheel firmly and is not easy to slip. It is an indispensable tool accessory for cutting, grinding and brushing metal and stone. Ease of use: This clamping nut has a quick locking structure, which can be tightened very tightly and is not easy to loosen. It can be tightened or loosened firmly without using a wrench. The process of Wide range of applications: The clamping nut is suitable for angle grinders and cutting machines with a 1200W speed of 11000r/min and a polishing disc diameter of 125 on the market. It is widely used in industry and workshop. Note: If the torque is too large to remove, you can use a