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.
主要生产和销售六角头螺栓、六角法兰面螺栓、双头螺栓、马车螺栓、组合螺钉、钻尾螺丝、全牙丝杆。
The utility model discloses an anti-theft bolt which comprises a spline bolt head (1), a flange plate (2) and a screw rod;
本实用新型公开了一种防盗螺栓，它包括花键式螺栓头（1）、法兰盘（2）及螺杆；
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