L型分1度销旋钮柱塞把1手分割定位柱插销MM2M16M20现LKJ货VC0N226

1/4 直通 M10M20M14M16直接快拧接头插管1/810mm2分3分4分6分快插

哈尔滨量丝攻丝锥攻牙mM2M3M4M5M6M8M10M12M14M16M18M20M22M24M27

进口加大丝攻Mm2M5M8M10M12M14M16M18M20M24+0.1 0.2 0.3 0.4丝锥

紫铜垫片密封平垫圈1mm2mm厚M5M6M8M10M12M14M16M18M20M22M24-M48