Box-Type-Immersion-Heater-Spanner-Faithfull-FAIIHSB-p-The-Faithfull-Box-Type-Immersion-Heater-Spanner-provides-a-firm-non-slip-grip-on-immersion-heater-elements-The-deep-box-design-allows-easy-access-to-heaters-that-are-surrounded-by-insulation-or-recessed-Supplied-complete-with-a-tommy-bar-to-help-provide-added-leverage-when-removing-over-tight-elements-Manufactured-from-high-quality-steel-p-Faithfull-FAIIHSB-Box-Type-Immersion-Heater-Spanner