米制12键槽凸缘螺钉 Metric 12-spline flange screws
螺钉凸缘联轴节 screw flange coupling
六角凸缘自攻螺钉 Hexagon washer head tapping screws
螺钉凸缘接头 screw flange joint
六角凸缘自钻自攻螺钉 Hexagon washer head drilling screws
凸缘内六角螺钉 flange cap screw
六角凸缘头自攻螺钉 Hexagon flange head tapping screws
应用推荐