• What type of neck is under the head of a carriage bolts, a step bolt and an elevator bolt ?

    马车螺栓阶梯螺栓电梯螺栓什么形状?

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  • Stainless steel screw, hex bolt series: tighten screw, machine screw, nail screw, self-tapping screw, expansion bolts, carriage, lifting eyebolt, a tooth, flat mat, play split cotters cushion etc.

    不锈钢螺丝系列内六角螺栓螺钉螺钉,自钉,马车螺丝,膨胀螺丝,吊环螺丝,条,开口销垫等。

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  • Produce and sell six head bolt, bolt, pairs of head bolt, carriage bolt the six flange, make screw up, get into tail screw, the whole tooth silk pole mainly.

    主要生产销售六角螺栓、六角法兰面螺栓、双头螺栓、马车螺栓、组合螺钉螺丝

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  • We produce carriage bolt, hex head bolt.

    马车螺栓六角螺栓。

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  • The pressure device is fixed at the tail end of a carriage bottom and the lock bolt is connected with the connecting rod of the pressure device;

    压力装置固定车厢底部末端处,连接在压力装置连杆上。

    youdao

  • The pressure device is fixed at the tail end of a carriage bottom and the lock bolt is connected with the connecting rod of the pressure device;

    压力装置固定车厢底部末端处,连接在压力装置连杆上。

    youdao

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