W1- -All is galvanized steel

W2- -the screw is galvanized steel

W4- -All is AISI 201ss 301ss 304ss 316ss series.

Usage:

Fuel injection control device;

Fuel pipe line;

Vacuum hose.

Features:

Convenirnt to install in narrow distance;

Small size fixture;

Perfect design;

Different material making.
Germany Type Hose Clamps are widely used in the vehicle, ship, construction, fire control, textile, the gasoline engine, the diesel engine, sprinkler irrigation machinery,mechanical equipment, the hose outlet gas and heating, they are necessary for all kinds of hose interface tighten connecting fittings