螺钉,GB818园头机钉,GB819沉头机钉,自攻,PA GB845半圆自..,KA GB846沉头自攻,PWA 代垫圆头..,大扁头自攻,外六角,GB30外六角凹脑..,GB30外六角平脑..,内六角,GB70.1内六角(..,螺母类,GB52螺母(镀锌),GB52螺母(本色),GB6170螺母发黑..,防松螺母,法兰面螺母,铜六角螺帽,201螺母系列,304螺母系列,平垫类,GB97平垫,GB93弹垫,GB861内多齿,GB862外多齿,挡圈类,铆钉类,鸡眼 铜空心铆钉,GB109平头实心..,GB867半圆实心..,铜件类,单头铜柱,双头铜柱,A型通孔铜嵌件,B型盲孔铜嵌件,304不锈钢螺钉..,304盘头十字机钉,304沉头十字机钉,304 圆柱头内六角,304盘头内六角,304沉头内六角,304 外六角,304大扁头十字..,304不锈钢自攻..,304盘头十字自功,304沉头十字自攻,304大扁头十字..,紧盯类,201不锈钢螺钉..,201 半圆机钉,201 沉头机钉,201 杯头内六角,201 外六角,公制内六角扳手,镀镍,镀锌,发黑,子母钉