Features: 555pc Cotter Pin Split Pin Assortment Fixings Set  Wide range of pins ideal for securing slotted bolts and screws Supplied in a handy storage carry case Specifications: M1.6 x 25.4mm x 150pcs M2.4 x 25.4mm x 150pcs M2.4 x 38.1mm x 100pcs M3.2 x 31.2mm x 75pcs M3.2 x 50.8mm x 50pcs M4.0 x 63.5mm x 30pcs Made from Zinc plated steel