Welcome to My Stores, Happy Shopping. TOMMARS 51-Pc 1/4-20 to 1-14 Jumbo Tap and Die Set SAE Round Threading Dies f.. Taps & dies sizes: 1/4-20 NC, 1/4-28 NF, 5/16-18 NC, 5/16-24 NF, 3/8-16 NC, 3/8-24 NF, 7/16-14 NC, 7/16-20 NF, 1/2-13 NC, 1/2-20 NF, 9/16-12 NC, 9/16-18 NF, 5/8-11 NC, 5/8-18 NF, 3/4-10 NC, 3/4-16 NF, 7/8-9 NC, 7/8-14 NF, 1-8 NC, 1-14 NF. Set includes T-handle tap wrench, tap wrench, die wrench with(1-1/2'' o/d)adapter, flat screwdriver, centre punch and spiral flute extractors(3mm to 18mm). Suit for efficient clean cutting of internal and external threads.Perfect to create new threads or repair damaged threads on most metals like carbon steel, cast iron, aluminum, brass, copper and stainless steel. Each tap and die in this set is constructed of long-lasting alloy steel for maximum durability. Hardened, precision-ground and polished carbon steel surfaces make chip removal easy. All cutting teeth are precisely machined to Rockwell hardness 60 HRC for best threading performance.
Rust-resistant satin finish for smooth cuts with less friction. 16.3 x 11.3 x 3 inches.1/4-20 to 1-14, 51 Pc. We will respond to you within 24 hours and do our best to help you out!