Cold upset female die of fillister head is the key mold in the manufacturing process of heading bolt.
镦圆头凹镦螺栓生产过关键具。
Cold upset female die of fillister head is the key mold in the manufacturing process of heading bolt.
镦圆头凹镦螺栓生产过关键具。
Abstract: Cold upset female die of fillister head is the key mold in the manufacturing process of heading bolt.
摘 : 镦圆头凹镦螺栓生产过关键具。
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