Underwood Ammo .500 Auto Max 350 Grain Jacketed Hollow Point Nickel Plated Brass Cased Rifle Ammo 20 Rounds. Specifications for Underwood Ammo .500 Auto Max 350 Grain Jacketed Hollow Point Nickel Plated Brass Cased Rifle Ammunition: Manufacturer: Underwood Ammo Caliber: .500 Auto Max Number of Rounds: 20 Bullet Type: Jacketed Hollow Point (JHP) Bullet Weight: 350 grain Cartridge Case Material: Nickel Plated Brass Muzzle Velocity: 2300 ft/s Muzzle Energy: 4112 ft-lbs Application: Hunting Package Type: Box Primer Style: Centerfire G1 Ballistic Coefficient: 0.235 Lead Free: No Package Contents: Underwood Ammo .500 Auto Max 350 Grain Jacketed Hollow Point Nickel Plated Brass Cased Rifle Ammo What is Underwood Ammo .500 Auto Max 350 Grain Jacketed Hollow Point Nickel Plated Brass Cased Rifle Ammunition good for? The manufacturer thinks that it is best for hunting.Underwood Ammo 926: .500 Auto Max 350 Grain Jacketed Hollow Point Nickel Plated Brass Cased Rifle Ammo 20 Rounds