... connector/hose joiner MATERIAL: STEEL, SS304, SS316, ALUMINUM SIZE: 1/2"-12" hose mender/hose repair/hose connector/hose joiner/KC ... nippleMATERIAL: STEEL, SS304, SS316, ALUMINUMSIZE: 1/2", 3/4",.1", 1 1/4", 1.5", 2", 2.5", 3", 4", 5", 6", 8 ...