7-Piece NC Coarse Rethreading Die Set, 1/4"–5/8" from 1035 /per Qty. Add to Cart This item is currently on backorder, but you can still purchase it now and we'll ship as soon as more become available. Seven Coarse NC-USS Dies (1/4"-20 tpi, 5/16"-18, 3/8"-16, 7/16"-14, 1/2"-13, 9/16"-12, 5/8"-11 tpi) All NC dies are silver zinc–coated so you can quickly tell them apart from black NF and gold zinc–plated metric dies Packaged in soft plastic resealable pouch: 3"x4½" Will not crosscut or undercut the thread the way a cutting die will NOTE: Not guaranteed when used on hardened threads or to cut new threads. Weight: 0.21 lb MADE IN USA SKU:C7