RCBS MatchMaster Duo Die Set - For handloaders demanding uncompromising precision with ironclad dependability, the new MatchMaster Duo series of reloading dies delivers elite-level consistency in one powerful package. Duo pairs RCBS's premium MatchMaster Seating Die-engineered for micrometer-adjustable, repeatable seating depth-with a rugged RCBS Full-Length Sizing Die, trusted by generations of reloaders. Made in the USA ; Limited Lifetime Warranty; No bushings required; MatchMaster Seating Die + Full-Length Sizing Die;