Monument 361T Box Ring Immersion Heater SpannerThis Monument 361T Box Ring Immersion Heater Spanner is designed for loosening tight immersion heaters. Its one-piece casting ensures full power transmission, making it more effective than tommy bar types. The 7/8in (22mm) clearance allows for easier fitting on insulated copper cylinders.Features Octagonal base for striking to loosen tight immersion heaters. One-piece casting for full power transmission. 7/8in (22mm) clearance for easier fitting on insulated cylinders. Made in Britain.Specifications Brand: Monument MPN: 361T EAN: 5015375003612