German type hose clamps with butterfly handle(steel or plastic) 
Product information:

 

1.Band material: Galvanized iron, 201SS,301SS,304SS,316SS

2.Band width:9mm/12mm

3.Wrench:6mm,6.3mm/8mm

4.Screw style:Solt type screw

5.Breaking torque:8.0Nm(min)

6.Connection:Welding

7.Model number:As your requirement

8.Structure:Swivel clamp

9.Product feature: Volt-endurance;torque balance;large adjustment range

10.Housing Material: Galvanized iron or stainless steel  
 

We can also supply various products according to your samples or drawings!