Home / Standards / GB/T 6117.1-2010 GB/T 6117.1-2010 Active End mills - Part 1: Milling cutters with parallel shanks 立铣刀 第1部分:直柄立铣刀 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