Home / Standards / GB/T 16456.4-1996 GB/T 16456.4-1996 Solid carbide spiral end mills — Part 4: Technical specifications 硬质合金螺旋齿立铣刀 第四部分:技术条件 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A