Specifications Name: R-shaped pin opening pin positioning pin Material: carbon steel Surface treatment: galvanized Quantity: 100PCS Product volume: 13cm * 7cm * 2.2cm Scope of application Automobiles, machinery, garages, workshop power equipment, trucks, lawn mowers, small engine maintenance and fastening Packaging includes 100PCS M1*17 35pcs M1.2*21 20pcs M1.5*28 15pcs M1.8*37 10pcs M2*40 10pcs M2.5*45 10pcs 1PCS storage box Features 1.These cotter pins are made of quality zinc plated steel, anti-rust, anti-corrosion, strong and long lasting. 2.The R clips are easy-to-use fasteners for locking and securing nuts in place. 3.Its structure is not complicated, and for most people, the installat ion is straightforward. 4.This kit is a nice assortment of hairpin pins in different sizes and diameters, to meet your different repairing or fastening needs. Warm Tips 1.Please allow differs due to manual measurement. 2.Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding