Cutting Edge Bullets Raptor .510 Caliber 350 Grain Solid Copper Handgun Hollow Point Pistol Bullets 50 Rounds HGHP 510 350. 510 caliber handguns like the 500 Linebaugh and NOT the 500 S&W. These bullets feature our Raptor hollow point design. This design functions by shedding 4 large petals after 1-2in of penetration while the base continues through for ever deeper penetration. Specifications for Cutting Edge Bullets Raptor .510 Caliber 350 Grain Solid Copper Handgun Hollow Point Pistol Bullets: Manufacturer: Cutting Edge Bullets Gun Type: Handgun Bullet Type: Solid Copper Hollow Point (SCHP) Hollow Point (HP) Caliber: .510 Whisper Cartridge Type: Rifle Bullet Weight: 350 grain Diameter: 0.51 in Core Material: Copper Jacket Material: Copper/Lead Free Projectile Caliber: .510 Caliber Bullet Quantity: 50 Bullet Package Contents: Cutting Edge Bullets Raptor .510 Caliber 350 Grain Solid Copper Handgun Hollow Point Rifle Bullets Cutting Edge Bullets HGHP 510 350: Raptor .510 Caliber 350 Grain Solid Copper Handgun Hollow Point Pistol Bullets 50 Rounds