A “rigid” version of the international test finger, used for force applications on openings, as required by iec61032 test probe 11,iec60065,iec60035-1,iec60884-1, en, ul and csa standards. Handle is made of nylon, rigid finger is made of stainless steel. technical parameter: nodular finger length 80mm nodular finger diameter 12mm dam-board diameter 50mm dam-board