IC Socket Pitch: 2.54mm/2.0mm/1.778mm Specification: straight, right angle, SMT Position: 1pin to 64pins Pin length: 4.2 mm to 27mm or OEM pins. Pin: brass, machined and CuZn38Pb2 Plating (outer sleeve): Tin-plated: 200ª¦"or Gold-plated:gold flash,3ª¦",10ª¦",15ª¦",30ª¦" Plating (contact): Tin-plated: 200ª¦" or Gold-plated:gold flash,3ª¦",10ª¦",15ª¦",30ª¦" Insulator body (black): Glass filled thermoplastic polyester UL94V-0