Product Description Gardner Bender HST-WP Well Pipe Splice Kit From the Manufacturer The Gardner Bender Well Pipe Wire Splice Kit can be used for waterproof repair of well pipe cables. The kit is designed for well pipe cables 8-14 AWG. The kit includes a set screw splice connector and one 4-inch heavy wall polyolefin heat shrink tubing with a watertight adhesive lining. Gardner Bender has 50 years of experience making professional electrical tools and supplies of consistently superior quality, so you can count on high-performance products at a fair price.