This product is a set of locking nuts suitable for vehicles, machines, drilling machines and. Stainless steel material, rust resistant and durable, durable and stable. It is not easy to loosen and has a wide range of application. Feature - Package Size: Approx. 20 x 5cm/ 7.87x5.12x1.97inch. - Stainless steel material, fine workmanship, greatly the release and shockproof function. - Function: the lock nut the safe retention ( reduced ) and lasting retention of any item. - Standard hexagon design, easy to install and disassemble. - Application: mainly used for fastening accessories of machinery, electrical appliances, automobile, sports, etc. - Used with machines or capscrews to mechanically connect materials together.Used with machines or capscrews to mechanically connect materials together. - Lightweight, easy to carry and use. - Color: Silver, White. - Size: 17X10CM. Package Including 180 x lock nut Package list: 360 x lock nut