短語詞組短語socket -head screw 凹頭螺釘;凹頭螺絲socket t head wrench 內六角扳手socket countersunk head screws 內六角沉頭螺釘Hexalobular socket cheese head screws 內六角圓頭螺釘Hexagon socket button head screws 內六角平圓頭螺釘hexagon socket countersunk head bolt 六角承窩平頂埋頭螺栓hexagon socket countersunk head screw 內六角沉頭螺釘hexagon socket -head bolt 內六角頭螺栓 返回 socket head