WCH7000 and WCH80001 spring-retractable cable welding reels from Reelcraft Industries are designed for electric welding applications. The reels have a current path through a continuous 700-amp, 90-volt DC maximum rated enclosed slip ring. The WCH7000 can hold up to 50 feet of #3/0 or #4/0 work lead or electrode lead, and the WCH80001 can hold up to 75 feet. 800-444-3134; www.reelcraft.com.