When we go to the office every day, we carry on a time-honored tradition of getting to know our clients on a first-name basis, and personally meeting their insurance needs.
标准 20° 压力角;C45 与合金钢可选;滚齿、插齿、磨齿工艺;可齿面淬火并定制孔与键槽。
发送给我们的技术团队,确认规格后即刻回复报价方案。