hose clamp with worm gear drive, 9 mm band width

for attachment of smooth hoses

properties:

- made acc. to DIN 3017

- hexagon head at the screw, wrench size 7 mm

- tighting range 130 mm and bigger made at least two clamps

- all sizes and qualities are usually one stock 

 

versions:

W1:  - zinc plated steel or somthing like that

        - limited corrosion resistance

W2:  - band and lock made by chrome-steel

        - screw made by coated steel

        - increased corrosion resistance

W4:  - made by stainless steel (X5CrNi1810) or something like that

        - good corrosion resistance