This Draper Tap Reseating Tool is designed to re-seat the majority of UK taps. It features four plastic threaded guides that fit BS1010 with 18tpi threads and BS5412 with BSP threads, catering to most 12mm (1/2") to 19mm (3/4") taps. The tool is supplied with three zinc plated hardened steel cutters: a 17mm (11/16") dia. cutter suitable for 12mm taps, a 19mm (3/4") dia. cutter for 12mm taps, and a 25mm (1") dia. cutter for 19mm taps. The tool is also available in blue metal.