Split-Lock Die Ring by Lyman Reloading Product Overview now offers the Lyman Split-Lock Die Ring. The Split-Lock Die Ring is a replacement part that will secure the setting on your standard 7/8"x14 TPI dies. The Split-Lock Die Ring can be used on any manufacturers dies as long as they are standard size. The Lyman Split-Lock Die Ring is robust and sturdy steel with a steel hex head locking screw. The Split-Lock Die Ring is knurled along the edge to allow for a firm purchase when removing or installing your dies. Specifications and Features: High Grade Steel Replacement Part Knurled Edge Steel Hex Head Screw