1.Germany type hose clamp, 9mm bandwidth 2.DS01 001 xxx-9 mm bandwidth, W1, all parts are zinc plated steel Product DescriptionGermany type hose clamp, 9mm bandwidth DS01 001 xxx-9 mm bandwidth, W1, all parts are zinc plated steel DS01 002 xxx-9 mm bandwidth, W2. The screw is zinc plated steel, others are 430ss/200ss or other kinds of stainless steel DS01 003 xxx-9 mm bandwidth, W3, the screw is ...