ITEM NAME:SOP20 to DIP20 20 Pin Programmer Adapter Socket Converter Board 1.27 mm Pitc Bs.Socket Body:PEI/PES. Insulation Resistance:1000mÃŽ © Min DC 500V. PINs:20 pin. Pitch:1.27 mm. Chip Size(body):10.4 7.5 mm. Chip Size(including pins):10.4 10.4mm. Transposon shell is made of special engineering plastics, high strength and long life.