Home / Standards / GB/T 5357-1998 GB/T 5357-1998 Abolished Hexagon spline wrenches 内六角花形扳手 Standard Type GBT ICS 25.140 CCS J47 Status 废止 Issue Date 1998-03-25 Implementation 1999-01-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A