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7X57 Mauser

7x57
The 7x57mm Mauser, also known as the 7mm Mauser or .275 Rigby in the UK, is a rimless, bottleneck rifle cartridge developed by Mauser in 1892. It was initially adopted by Spain in 1893 and has been used extensively in military and sporting applications worldwide.
Key Features:
- Caliber: 7mm (0.284 inches)
- Case Length: 57mm
- Overall Length: 82mm (approximately)
Use Cases and Performance:
The 7x57mm Mauser is renowned for its accuracy, moderate recoil, and versatility. It has been used successfully for hunting medium to large game, including deer and African plains game. The cartridge's performance in military rifles set a standard for subsequent cartridge designs. In hunting, its effective range is typically around 300-400 yards, though it can be used at longer distances with good precision.
General Knowledge:
The 7x57mm Mauser became famous for its effective service during historical conflicts and notorious as a reliable sporting round. Its design influenced other cartridges and saw various adaptations, such as the 6mm Lee Navy and the 8x57mm Mauser.
Overall, the 7x57mm Mauser remains a respected and versatile cartridge with a rich history in both military and civilian contexts.

Die Sets
Lee Collet Necksizing 2-Die Set
90714
Lee RGB Die Set
Lee Full-Length Sizing Die Set
90541
Lee Breech Lock Die Set
Lee Ultimate 4-Die Set
Lee Loader
Single Dies
Full-Length Sizing Die
91059
Ez X Expander: SE2315
Sizing Die
Neck Sizing Die
91010
Undersize Sizing Die
Charging Die
90194 (Long Charging Adapter)
Seating Die
91421
Factory Crimp Die
90839 (Collet Style)
Taper Crimp Die
Inline Bullet Feed Die
Die Accessories
Micrometer Adjuster
92215
Guided Decapper
91578
Undersize Flash Hole EZ X Expander
SE1906
Undersized Flash Hole Decapping Mandrel
NS5337
Undersized Mandrel
90631
Case Conditioning Tools
Case Length Gauge and Shell Holder
90130
Quick Trim Die
90489
Presses
Reloader Press (50 RPH)
Hand Press (50 RPH)
Challenger Press (50 RPH)
Classic Cast Press (50 RPH)
Value Turret Press (250 RPH)
Classic Turret Press (250 RPH)
Ultimate Turret Press (250 RPH)
Pro 1000 Press (500+ RPH)
Pro 4000 Press (500+ RPH)
Six Pack Pro Press (500+ RPH)
Shell Plates and Holders
Priming Tool Shell Holder
90202 (#2)
Universal Press Shell Holder
90519 (R2)
X-Press Shell Holder (APP)
91535 (#2)
Pro 1000 Shell Plate
Auto Breech | Pro 4000 Shell Plate
Six Pack Pro Shell Plate
91836 (2L)
Inline Bullet Feed
Inline Bullet Feed Die
Inline Bullet Feed Kit
Inline Bullet Feed Magazine
Bullet Casting
Classic Bullet Sizing Kit
Breech Lock Bullet Sizer and Punch
Bullet Molds

Micrometer Adjust Screw

From $20.00

Power Grip Shell Holder

92149
$10.00

Challenger III

From $117.00

Ultimate Turret Press

From $320.00

Deluxe APP Press Kit

91898

Includes:

  • Press
  • Roller Handle
  • Priming System
  • Universal Case Feeder
  • APP Deprime Kit
  • Bottle Adapter
$155.00

Six Pack Pro Press

From $400.00