Material This cotter pin set is made of high quality 304 stainless steel material, which can ensure long time use. It has the properties of high hardness, rust resistance and corrosion resistance. 15 Sizes: There are 15 kinds of M1*8, M1*12, M1*20, M1.5*10, M1.5*16, M1.5*25, M2*10, M2*20, M2*30, M2.5 *12, M2.5*20, M2.5*30, M3*12, M3*20, M3*30. Good Workmanship These lock pins have no burrs on the surface, very smooth and hard to break. It is a practical and widely used mechanical industrial fitting. Wide Uses These metal cotter pins are suitable for tractors, farm equipment, trucks, automobiles, recreational vehicles, garden tools and many more. others. - M1*8 - 10pcs - M1*12 - 10pcs -M1*20 - 10pcs - M1.5*10 - 10pcs - M1.5*16 - 10pcs - M1.5*25 - 10pcs - M2*10 - 10pcs - M2*20- 10pcs - M2*30- 10pcs - M2.5*12- 10pcs - M2.5*20- 10pcs - M2.5*30- 10pcs - M3*12- 10pcs - M3*20- 10pcs - M3*30- 10pcs Note: the data of manual measurements, please allow 1-39cm error, due to differences between light and screen there will be a certain color difference, the specific received in kind prevail.