Features: materials: this split pin set is 304 stainless steel materials, which can ensures long use. It characteristics of hardness, and corrosion resistance. 15 size: there are 15 types of 8x10pcs 12x10pcs 20x10pcs 10x10pcs 16x10pcs 25x10pcs 10x10pcs 20x10pcs 30x10pcs 12x10pcs 20x10pcs 30x10pcs 12x10pcs 20x10pcs 30x10pcs, This is enough for daily use. Easy to use: the stainless steel split pin hairpin to prevent loosening of the screw connection. It can lock the bolt quickly, safely and effectively and prevent its relative rotations. Smooth: these locking pins have no burrs on surfaces, are very smooth and not easy to break. It is a practical mechanical industrial fixings and widely used. Wide applications: this safety pin set is suitable for tractors, agricultural equipment, trucks, automobiles, caravans, garden tool and many more. Specifications: Materials: Stainless Steel Package Includes: 150Piece Cotter Pin note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.