顶锻模 meaning in English

joggling die
upsetting die

The types are : head - forging mould , in - out rod mould and threetimes head - forging mould , etc
有顶锻模缩杆模三序顶锻模等多种
Specification for hardmetal dies and associated hardmetal tools - dimensions and tolerances of as - sintered hardmetal pellets used in heading dies
硬质合金模具和配套硬质合金工具规范.第4部分:顶锻模用硬质合金烧结模坯尺寸和公差