单词screw hook
na.: 螺丝钩网络: 螺旋钩;螺旋钩及螺旋圈;钩头螺钉
带螺旋的钩
螺丝钩
brass shouldered cup screw hook
黄铜螺丝弯钩
SCREW HOOK AND SCREW RINGS
螺旋锔及螺旋圈