Hornady Custom Grade and Match Grade dies are a testament to Hornady's commitment to precision and performance. The meticulous machining delivers easy-to-make adjustments, perfect alignment, and a smooth, flawless operation that reloading enthusiasts demand. Featuring one of the finest internal finishes available, these dies promise accuracy and durability, ensuring that every round you reload is as reliable as the last. Backed by a lifetime guarantee, they're built to never break or wear out, offering exceptional value for reloaders who demand the best. The Zip Spindle is designed to securely lock in place, preventing any slippage, and is a standard feature on all full-length size dies Light threads on both the spindle and spindle collet enable precise adjustments by rotating the spindle or allow for quick, larger movements by easily "zipping" up or down The internal die profile is meticulously machined and polished to ensure a smooth finish, promoting reliable operation without case sticking or excessive friction This Hornady exclusive offers exceptionally smooth neck sizing while greatly minimizing friction and reducing case neck stretch, outperforming ball expanders The internal threading ensures it remains secure, while the elliptical expander removes the necessity for an additional expander die when increasing to the next caliber Hornady Sure-Loc lock rings encircle the entire die, maintaining consistent pressure to secure the ring The locking screw fastens the ring without touching the threads, preventing potential damage from pliers