Springlock Industries offers 8 mm to 60 mm Long Split Cotter Pins. Springlock Industries is an ISO9001:2000 certified company. It also offers taper washers, bolts, hex bolt, anchor bolt, studs, u-bolts, nuts, rivets, sheet metal components, split cotter pins, retaining rings/circlips, auto pin bobbin rings etc. 8 mm to 60 mm Long Split Cotter Pins are available in copper, Brass, Stainless Steel & Mild Steel. The Split Cotter Pins are available in sizes ranging from 1.6 mm Dia. To 6 mm Dia. & 8 mm to 60 mm long.