General description CCYKXA Stainless Steel Cotter Pins are a practical and widely used mechanical industrial fastener. This assortment includes 100 pieces of spring cotter pins in various sizes, making it ideal for cars, mechanics, power equipment, and more. Technical specifications Sizes included: 1.0 x 17mm (35pcs), 1.2 x 21mm (20pcs), 1.5 x 28mm (15pcs), 1.8 x 3.7mm (10pcs), 2.0 x 40mm (10pcs), 2.5 x 45mm (10pcs) Material: Galvanized steel Features: Rust and corrosion resistant, smooth edges, sturdy and durable Usage Locks latches quickly, safely, and effectively Prevents relative rotation of connected components Other information Comes with a plastic storage box for easy organization and transport