Cheap And Discounts 1Pc 5/16-18 5/16-20 5/16-24 5/16-27 UNC UN UNF UNS Right Hand Die TPI Threading Tools Mold Machining 5/16 5/16" - 18 20 24 27 Wholesale. Buy Directly From Merchant Tecla&Chiara Store . Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.