US PRO 4pc Glow Plug / Heater Plug Bore Reamer Set M10 / M12
£25.95
M12 x 1.25 - length 59mm. M12 x 1.25 - length 94mm. M10 x 1.00 - length 107mm. M10 x 1.25 - length 137mm. This tool screws into the glow plug thread and reams out any unwanted carbon from within the bore.
