HCRSS20 CLAMP, SS 13/16 X 1-3/4 | The ProSource hose clamps are multi purpose clamps used to seal hoses or pipes onto fittings. The hose clamps are the ideal choice for all forms of projects and application requiring hose clamps. It's designed with a stainless steel band and housing, and a zinc plated screw, making them more economical than clamps made only with stainless steel.