Winchester Defender 10mm Auto ammunition loads a bonded jacketed hollow point bullet designed for consistent terminal performance in defensive and duty applications. The 180-grain bonded JHP (PDX1) uses a jacket-to-core bonding process intended to promote weight retention and controlled expansion. This offering ships in a 20-round box with nickel-plated brass cases and is listed as reloadable. Published performance figures include a muzzle velocity of 1240 fps and muzzle energy of 614 ft lbs.
Key Specifications
- The cartridge is chambered in 10mm Auto.
- The bullet weight is 180 grains.
- The bullet type is a bonded jacketed hollow point (PDX1).
- The listed muzzle velocity is 1240 fps.
- The listed muzzle energy is 614 ft lbs.
- Rounds per box: 20.
- Case material is nickel-plated brass.
- Boxes per case: 10.
- Units per case (rounds): 200.
- Reloadable: Yes.
The Winchester Defender 10mm 180 gr bonded JHP is built to deliver consistent feed, reliable ignition, and predictable terminal behavior for self-defense and home-security roles. Its bonded construction and quality brass cases make it a practical choice for users seeking a defensive 10mm load with controlled expansion and weight retention characteristics.
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