Winchester Ammo WB762M147X Centerfire Rifle Reloading 7.62mm .308 147 Gr Full Metal Jacket Boat-Tail (FMJBT) 100 Per Box Bullets Are Custom-Designed And manufactured To Precise specifications To Deliver Specific On-Target Performance characteristics. These characteristics Vary depending On Bullet Design. Winchester carries a Variety Of Component Bullets For Both Centerfire Rifle And Handgun Ammunition. Bullet Type: Full Metal Jacket Boat-Tail (FMJBT) Bullet Diameter: .308 Weight: 147 Gr Jacket Material: Copper Core Material: Lead Quantity: Box Of 100