MAX DUCTOR Attachment The U-555 Attachment operates off of the Inductor Pro-Max, Pro-Max CE and Max high performance induction heating systems and offers at least 40% more power than Mini-Ductor. The U-555 is useful for heating faster or larger ferrous hardware and components, including nuts, bolts, bearings/races, pins, gears, pulleys, O² sensors, and much more. Ergonomic grenade style grip. Bright white LED illuminates your work surface. 9-foot HF cable with 8-pin connector. Includes 3 basic coils, carrying case (19W x 10 ½D x 5H) and operating manual. 1-year warranty. Optional coil kits are available. The U-555 Attachment is used with the Inductor Pro-Max, Max, MD99-601, MD99-602, and MD99-603 U-555 Yes - LEAD