This 4-piece pipe threading die set is designed for use with ratchet die handles, providing clean and precise threads for GI, conduit, and steel pipes. Compatible with threading sizes 1/2", 3/4", 1", and 1-1/4-2"", it ensures secure and leak-proof connections in plumbing, construction, and industrial applications. Made from hardened alloy steel, these high-strength dies offer exceptional durability, corrosion resistance, and long-lasting performance. Whether for repairing worn-out dies or expanding your threading capabilities, this replacement die set is a must-have for professionals and DIY users.