Federal Premium Personal Defense 357 Sig 125 grain HST JHP ammo brings proven law-enforcement-grade stopping power to your carry gun. The 357 Sig delivers serious velocity in a compact round—this 20-round box of 125 grain hollow points is engineered for the kind of reliable expansion and penetration that matters when it counts. HST projectiles have earned trust with agencies worldwide because they perform consistently through real-world barriers without the erratic behavior you get from budget defensive loads.

The HST hollow point design is built to expand reliably whether it encounters heavy clothing, auto glass, or other intermediate barriers—no plugging, no failure. The bullet jacket and core stay bonded together through the toughest materials, giving you nearly 100 percent weight retention and the controlled penetration depth that separates effective defense ammo from the rest. Federal's nickel-plated brass and consistent primer ignition mean your semi-automatic handgun feeds and fires every round without hiccups, so you get the performance you paid for when you need it.

The 357 Sig round itself is known for flat trajectory and manageable recoil compared to larger magnums, making it a smart choice for shooters who want rifle-like ballistics in a duty or carry platform. At 1360 feet per second from a 4-inch test barrel, this load generates the velocity the HST platform was designed to work with. Whether you're outfitting a daily carry gun or stocking a defensive battery, Federal Premium Personal Defense ammo has already proven itself in the field.

Key Features

• HST jacketed hollow point design expands reliably through multiple barriers
• Nearly 100 percent weight retention for controlled penetration
• Specially designed hollow point won't plug during expansion
• Nickel-plated brass for reliable feeding and ejection in semi-automatic handguns
• Federal premium primer for consistent ignition
• Law enforcement-tested and trusted terminal performance

Specifications

Caliber	357 Sig
Bullet Weight	125 Grain
Bullet Type	HST Jacketed Hollow Point (JHP)
Muzzle Velocity	1360 fps (4-inch test barrel)
Package Quantity	20 Rounds
Intended Use	Personal Defense

Frequently Asked Questions

Will Federal Premium HST work reliably in my 357 Sig carry gun?

Yes. HST rounds are engineered for reliable feeding and firing in semi-automatic handguns. The nickel-plated case and Federal's primer design ensure consistent performance round after round.

How does the 357 Sig compare to other defensive calibers?

The 357 Sig delivers rifle-like velocity and flat trajectory in a compact package, making it popular with shooters who want more ballistic performance than 9mm but with lower recoil than larger magnums. Federal's 125 grain HST load is optimized for this cartridge's velocity range.

What makes HST different from standard hollow points?

HST projectiles are specifically designed to expand reliably through barriers (clothing, auto glass, etc.) without plugging or failing. The bullet jacket and core bond together to retain nearly 100 percent of the bullet's weight, producing the controlled penetration depth that matters in real defensive scenarios.

Is this ammo suitable for duty or law enforcement use?

Federal Premium HST is already the duty load of choice for law enforcement officers worldwide. This round meets FBI test protocol standards used by agencies to evaluate and select duty ammunition.