Cutting Edge Bullets Single Feed Match Tactical Hunting .264 Winchester Magnum /6.5mm Caliber 140 Grain Solid Copper Hollow Point Rifle Bullets 50. Their MTH line is machined out of lead free solid copper bar stock on a CNC lathe. These are a high BC expanding bullet designed for hunting at all ranges. A unique feature of this bullet is their patented SealTite band which is a band slightly larger than caliber diameter around the bullet which was designed to eliminate fliers by preventing gas blow-by. The SealTite band also decreases copper fouling which is typically associated with mono metal bullets. Specifications for Cutting Edge Bullets Single Feed Match Tactical Hunting .264 Winchester Magnum /6.5mm Caliber 140 Grain Solid Copper Hollow Point Rifle Bullets: Manufacturer: Cutting Edge Bullets Gun Type: Rifle Bullet Type: Copper Expansion Projectile Caliber: .264 Winchester Magnum Cartridge Type: Rifle Bullet Weight: 140 grain Projectile Caliber: .264 Caliber Diameter: 6.5 mm G1 Ballistic Coefficient: 0.6 Core Material: Lead Jacket Material: Copper/Lead Free Bullet Quantity: 50 Bullet Fabric/Material: Copper Package Contents: Cutting Edge Bullets Single Feed Match Tactical Hunting .264 Winchester Magnum /6.5mm Caliber 140 Grain Solid Copper Hollow Point Rifle Bullets utting Cutting Edge Bullets MTH 264 140 MAX: Single Feed Match Tactical Hunting .264 Winchester Magnum /6.5mm Caliber 140 Grain Solid Copper Hollow Point Rifle Bullets 50 Rounds