主营产品：螺钉,,,螺栓,,,销钉,,,焊钉,,,铆钉,,,木螺钉,,,自攻螺钉,,,螺母,,,不锈钢螺丝,,,标准件,,,非标件,,,螺丝,,,内六角螺丝,,,梅花槽螺丝,,,垫圈,,,组合件