套筒螺母 [机] sleeve nut ; threaded bush ; turnbuckles

筒套螺母 sleeve nut

外套母女装冬 mother and daughter winter coat

亲子外套母子冬 parent-child coat mother and child winter

螺母套筒扳手 socket nut wrench

套管母扣护丝 casing screw head

轴套螺母 sleeve nut ; shaft sleeve nut

全套字母 alphabet

云母板套管 micanite sleeve

祖母绿套装系列 The Emerald Collection