Home / Standards / GB/T 1443-2016 GB/T 1443-2016 Active Self-holding tapers for machine tools and tool shanks 机床和工具柄用自夹圆锥 Standard Type GBT ICS 25.100.01 CCS J41 Status 现行 Issue Date 2016-02-24 Implementation 2016-09-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A