螺纹公制1012
公制丝锥钻头80
螺母六角螺帽2M1M14M16M18M2
开槽螺帽螺母六角
螺母镀锌M14M16M18M20M8M10M1
螺帽螺母法兰M8M10M1
四方形垫片镀锌M14M16M18M2
垫片M4M5M2M8M10M1不锈钢标准
镀锌螺丝发热M8M1
垫片大平加宽加厚
螺杆M12M14M16M18M2强度M8M1
度外螺钉螺栓六角
锚栓胶管螺栓药剂
螺角螺母六角镀锌
板牙2.51.41.8