Home / Standards / QB/T 2564.3-2012 QB/T 2564.3-2012 Active 螺钉旋具 十字槽螺钉旋具旋杆 Standard Type QB ICS N/A CCS N/A Status Active Issue Date 2012-12-28 Implementation 2013-06-01 Centralized Committee 工业和信息化部 Issuing Authority 工业和信息化部