LEE 7X57 MAUSR QUICK TRIM DIE. This Lee Precision Bullet Case Reloading Tool will hold your brass case securely while case is held in place by a hardened adjusting screw. During trimming the hardened screw adjusting screw compresses against the inside of the case neck holds the case mouth open while the hardened steel adjusting screw compresses against the inside of the case mouth holding the case neck against the stop pin. The case mouth stays open so no trimming is needed. Specifications for LEE 90489 7X57 MAUSR QUICK TRIM DIE: Manufacturer: Lee Caliber: 7x57mm Mauser Package Contents: LEE 90489 7X57 MAUSR QUICK TRIM DIE The LEE 90489 7X57 MAUSR QUICK TRIM DIE is a quality addition to the Lee Precision lineup. For more great deals on Case Trimming by Lee Precision please browse our Lee Reloading Equipment page. LEE 90489 7X57 MAUSR QUICK TRIM DIE