21st Century - Tool - Large Caliber Expander Die Body Extra-Long Length Stainless Steel with Lock Ring

For large caliber mandrel ONLY. 375 and up.

7/8-14 threaded OD for standard press. Machined internally to accept 3/8" dia. shank expanders. Expander Die Body with Ring-Free Floating.
This tool helps to keep your cases concentric during the expanding operation. The mandrel is then allowed to free float inside the case to compensate for press ram and shell holder misalignment. CNC Machined from stainless steel barstock. Knurled head for easy in and out adjustment.

Aluminum Die Locking Ring included.