COTTER PINS Types: Extended prong, even prong, hammerlock (limited), self-spreading, knee hump Materials: Steel, stainless, brass, monel, copper, bronze, aluminum, inconel, hastalloy Coatings: Zinc Trivalent, cadmium, zinc, plain steel, parkerized, zinc/yellow, cadmium/yellow, passivated 1/16" - 1/1...