Features: Thesecirclips can be snapped into a machined groove on a dowel pin or other part to permit rotation but to prevent lateral movement. Two basic types of internal and external can fit into a bore or over a shaft. There are total 18 different sizes of circlips that you can use for different purposes and projects. This set includes 225 pieces circlips so you do not have to worry about running out of circlips for quite a while. All circlips are well packed and assorted in a resealable plastic box for convenient carry and storage.Specifications: Material: Metal Quantity Size 15pcs 11 15pcs 16 15pcs 13 15pcs 14 15pcs 16 15pcs 19 10pcs 12 10pcs 19 5pcs 32 10pcs 25 10pcs 22 10pcs 20 10pcs 14 10pcs 20 15pcs 11 15pcs 9 15pcs 8 15pcs 6 Package Includes: 1box * Circlips .