hexagonal socket head cap screw 杯头螺丝 ; 圆柱头内六角螺钉

hexagonal socket wrench 六角形套筒扳手 ; 六角套筒扳手 ; 六角套筒板子

hexagonal socket head plug 内六角螺塞

mild steel hexagonal socket screw 六角凹头螺丝

hexagonal socket nut 内六角螺母

hexagonal socket screw 六角凹头螺钉

Hexagonal socket head cap 内六角杯头

Hexagonal socket button cap 内六角扁圆头

hexagonal socket set [机] 六角套筒扳手