This external retaining ring is used to secure parts on shafts into a machined groove. It features a steel construction for a use. Install with pliers. External circlip use for appliance repairs, automotive work, toys, bearing ,gears, pulleys and various repair projects. Features - Color: Black. - Size: 17.50X10.00X2.20cm/6.88X3.93X0.86 inch. - Material: Spring steel. - The hole of the snap ring can be into the machined groove on the or other parts to allow rotation, but avoid lateral movement. - The thick retaining ring can play the role of tightening and sealing, effectively preventing the bearing from moving. - Snap spring kit is made of spring steel material,which is , not easy to rust, and has a . - The surface is smooth, without any burrs. It is suitable for various fixed tasks in shops or homes. - Comes with a transparent plastic box, which can help you arrange and organize the clip neatly according to the size, which is convenient for you to find and use. Package list: 320 x