Description: steel ferrule;
Material: steel;

Surface treatment: zinc plated surface;
Sizes for different hose: 3/16", 1/4", 5/16", 3/8", 1/2",5/8", 3/4", 1";
Use: For use with hose barb fittings; Make sure ferrule closelymatches hose OD.

Printing: short digits or letters can be printed on the ferrulesby laser printer;

Function: While the coupler hose tail push into the rubber hose, wewill use this hose clamp to fix them, to ensure the workingpressure, sturdy connection, and no air leakage etc.

Please kindly contact us for more details.