Speer Hot-Cor .311 150 Grain Spitzer Soft Point Rifle Bullet 100. Molten lead is poured into the jacket during the construction process to maximize consistency while minimizing cost to the shooter. Specifications for Speer Hot-Cor .311 150 Grain Spitzer Soft Point Rifle Bullet: Manufacturer: Speer Bullet Type: Spitzer Soft Point Bullet Weight: 150 grain Projectile Caliber: .310 Caliber Bullet Quantity: 100 Bullet Features of Speer Hot-Cor .311 150 Grain Spitzer Soft Point Rifle Bullet Accurate and flat shooting Consistent terminal performance on medium and big game Available in a variety of calibers and bullet weights Package Contents: Speer Hot-Cor .311 150 Grain Spitzer Soft Point Rifle Bullet Speer 2217: Hot-Cor .311 150 Grain Spitzer Soft Point Rifle Bullet 100