Single-Handled Internal Rethreader Works on 3/4" dia. and all larger dia. Comes with 15 NC & NF bits in clear plastic tube for 8, 9, 10, 11, 11-1/2, 12, 13, 14, 16, 18, 20, 24, 27, 28 and 32 tpi. Weight 0.8 lb.