Home / Standards / GB/T 6117.3-2010 GB/T 6117.3-2010 Active End mills - Part 3: Milling cutters with 7:24 taper shanks 立铣刀 第3部分:7:24锥柄立铣刀 Standard Type GBT ICS 25.100.20 CCS J41 Status 现行 Issue Date 2010-11-10 Implementation 2011-03-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A