蝶形螺母、花色螺帽：特厚、特扁、公制、英制、德制、螺母、螺栓。

Nut series: extremely thick, extremely flat, Metric, BS, DIN, nuts, bolts.

youdao

专业生产蝶形螺母、花色螺帽：特厚、特扁、公制、英制、德制、螺母、螺栓。

We specialize in producing nut series: extremely thick, extremely flat, Metric, BS, DIN, nuts, bolts.

youdao

螺帽，螺母，螺丝，套管，链条罗拉(滚子)及各种非标异形。

Nuts, nut, screw, tube, chain roller (roller) and the kinds of non shaped.

youdao