2.54 mm IC Sockets Ø 0.76 mm pinSwiss Preci-dip Socket Connectors both Through Hole and SMD mountings.Sockets have Tin plated Brass sleeves with Flash Gold plated Beryllium Copper (4 finger) contact clipsRight Angle SMD mounting are cranked pin typeStraight SMD mounting are Gull-Wing type80*-**-***-10-012*** Series are Low Profile straight headersStandardsUL 94V-0