Uniweld’s HRK-24 hose repair kit is for “B” hose fittings.The kit includes couplers, nipples, nuts, splicers, ferrules, and a heavy duty crimper. Hose repair kit is Quick and easy on-the-spot hose refitting and repair. Splice damaged hose with splicers and ferrules. Repair hoses with nipple fittings and nuts. Repair kit is for 1/4″ and 3/16″ hose I.D.