Keyless type three-jaw drill chucks — Specification
无键式三爪钻夹头——规范
1999-11-04
JB/T 4371.1-2002
无扳手三爪钻夹头 第1部分:参数和精度检验
Keyless type three-jaw drill chucks Part 1: Parameters and accuracy testing ( ISO 10888: 1999, Keyless type Three-jaw drill chucks -- Specification, MOD )
2002-07-16
DIN ISO 10888
Keyless type three-jaw drill chucks - Specification (ISO 10888:1999)
无键式三爪钻夹头规范