RCBS MatchMaster Duo 2-Die Set 6mm Creedmoor Full-Length Sizing & Seating

The RCBS MatchMaster Duo is a two-die set purpose-built for reloading the 6mm Creedmoor cartridge. Made in the USA and backed by RCBS's Limited Lifetime Warranty, this set pairs a rugged RCBS full-length sizing die with the premium MatchMaster seating die engineered for precision handloading.

The Full-Length Sizing Die resizes fired 6mm Creedmoor brass so cases return to consistent body and neck dimensions run after run, giving reloaders reliable chambering and accuracy from one charge to the next. The MatchMaster Seating Die features a micrometer-adjustable seating stem designed for repeatable seating depth, giving the reloader fine control over bullet seating with every setup.

Together, the MatchMaster Duo delivers a matched pair of dies for 6mm Creedmoor precision handloading. Built to RCBS's manufacturing standards and backed by a Limited Lifetime Warranty, this set is designed for reloaders who want reliable, repeatable performance round after round.