Dixie Precision has provided America's wire industry with wire drawing dies since 1970. We polish and size, re size tungsten carbide wire drawing dies. We can provide you with rough cores. We sell both finished wire dies and offer recutting services. Sizes: R4 R5 R6 R7 R8 R9 R10 R11 cases. http://wiredrawingdies.yolasite.com, www.dixieprecision.com 205-841-8400.