Taps and dies are suitable for chasing out damaged threads and the removal of nicks and burrs without undercutting good threads. Thread file restores damaged external threads on any diameter, right or left-hand. Supplied in storage case.Model NoAK311Contents:Taps; Metric - 6 x 1, 8 x 1.25, 10 x 1.25, 10 x 1.5, 12 x 1.25, 12 x 1.5, 12 x 1.75mm, National Fine - 1/4" x 28, 5/16" x 24, 3/8" x 24, 7/16" x 20, 1/2" x 20, 9/16" x 18tpi, National Coarse - 1/4" x 20, 5/16" x 18, 3/8" x 16, 7/16" x 14, 1/2" x 13, 9/16" x 12tpi, Dies; Metric - 6 x 1, 8 x 1.25, 10 x 1.25, 10 x 1.5 12 x 1.25, 12 x 1.5, 12 x 1.75mm, National Fine - 1/4" x 28, 5/16" x 24, 3/8" x 24, 7/16" x 20, 1/2" x 20, 9/16" x 18, 5/8" x 18tpi, National Coarse - 1/4" x 20, 5/16" x 18, 3/8" x 16, 7/16" x 14, 1/2" x 13, 9/16" x 12, 5/8" x 11tpi, Thread Restorer File; National - 11, 12, 13, 14, 16, 18, 20, 24 & 9, 10, 12, 16, 20, 27, 28, 32tpiNett Weight:1.60Kg https://elecena.pl/product/27197968/sealey-ak311-re-threader-master-kit-42pc-metric 2024-11-09 https://elecena.pl/product/27197968/sealey-ak311-re-threader-master-kit-42pc-metric 2025-02-18 https://elecena.pl/product/27197968/sealey-ak311-re-threader-master-kit-42pc-metric 2025-06-05 https://elecena.pl/product/27197968/sealey-ak311-re-threader-master-kit-42pc-metric 2025-09-12