... :1/2'',3/8'',1/4'' CR-V Specification:1,name: professional high quality 1/2'',3/8'',1/4'' chorm vanadium drive socket 2, size: 1/2'',3/8'',1 ... /4''6pt and 1/2'',3/8'',1/ ... be printed as the clients demand10,certification:ISO9001:2000 1/2"DR. STANDARD SOCKETS SIZE/Metric/SAE Length 8mm5/16 ...