廣州偏頭喉箍生產(chǎn)德式喉箍-9mm帶寬螺絲對邊7mm GM(GERNAN MIDDLE)TYPE HOSE CLAMP-BANDWIDTH 9MM, WRENCH 7MM 備注(NOTE): W1　鋼帶、箍頭、螺絲全部為鐵鍍鋅。(螺絲為十字) 　　Band housing screw, all zinc-plated( head crossed) W2　鋼帶、箍頭為301304201不銹鋼或430不銹鋼、螺絲全部為鐵鍍鋅。(螺絲為十字): 　　Band housing with all stainless steel 300 or 430, zinc-plated screw(head crossed) W4　鋼帶、箍頭、全部為300不銹鋼。(螺絲為一字): 　　Band, housing screw with all stainless steel 300(head slotted W5　鋼帶、箍頭、螺絲全部為316不銹鋼。(螺絲為一字): 　　Band Rousing & screw with all stainless steel 316 (head slotted)廣州偏頭喉箍生產(chǎn)