Premium Quality This cotter pin combination is made of galvanized steel. Galvanized steel products have high strength, durable and corrosion resistant, guarantees a very long service life in any workshop without having to replace them. Easy to Carry 12 sizes to cover many uses 684 pieces in a plastic box, each cotter pin has a small compartment to ensure that different types of pins do not mix, convenient to install and store. Excellent Workmanship Our cotter pins are exquisite in workmanship, and the surface of the opening and closing pins is smooth and free of burrs. The hairpin design can quickly and securely fix bolts and pins. Capable of keeping power equipment running normally. Various SizesVarious cotter pins include 12 sizes of spring cotter pins and locking pins, to meet a variety of usage needs. Wide UsageThis cotter pin and safety pin assortment can hold bolts and cotter pins for cars, mechanics, auto shops, workshops, electrical equipment, automobiles, trucks, lawn mowers and small engines. Product Description Cotter Pins: This clip made of high quality galvanized stainless steel, the splint has a smooth surface without burrs, high hardness, rust and corrosion resistance and will not deform. The hairpins feature a hairpin, it can lock the screw quickly and effectively, can greatly improve our work efficiency. Specifications: Splinte-Output: 1.6*25mm--20pcs 2.5*25mm--20pcs 2.5*40mm--20pcs 3.2*30mm--20pcs 3.2*40mm--20pcs 4*60mm--10pcs R Clips - Springs: 1.3/32"x1-3/16"--42pcs 5/64"x1-5/16"--30pcs 5/64"x1-9/16"--25pcs (60*4mm--42pcs 40*3.2mm--30pcs 40*2.5mm--25pcs) 2.7/64"x1-3/4"--20pcs 9/64"x1-3/4"--15pcs 5/32"x2-15/16"--8pcs (30*3.2mm--20pcs 25*5.2mm--15pcs 25*1.6mm-8pcs) Please tips: - Please allow 1-2mm errors due to manual measurement. - The product contains small items, please keep it away from children.