G9 Defense 10mm Auto 145 Grain Copper Solid Brass Cased Pistol Ammo 20 Rounds. It provides deep straight penetration with the power to overcome thick hides and heavy bones making it an ideal handgun hunting choice. It is precision machined from solid copper and therefore displays fantastic accuracy and remarkable dependability in terminal performance. It not only penetrates deep it creates a phenomenal cavitation. Third party testing has proven the Woodsman design to be the largest wound cavity producing munition in handgun calibers due to its unique and patented tip design. The Woodsman exhibits the works on contact performance that G9 has become known for. G9 does not recommend this munition for everyday carry due to the impressive depth of penetration. Specifications for G9 Defense 10mm Auto 145 Grain Copper Solid Brass Cased Pistol Ammunition: Manufacturer: G9 Defense Caliber: 10mm Auto Number of Rounds: 20 Bullet Type: Hollow Point (HP) Bullet Weight: 145 grain Cartridge Case Material: Steel Brass Muzzle Velocity: 1380 ft/s 1450 ft/s Muzzle Energy: 677 ft-lbs 475 ft-lbs Application: Hunting Package Type: Box Primer Style: Centerfire Lead Free: Yes Velocity: 1450 fps Features of G9 Defense 10mm Auto 145 Grain Copper Solid Brass Cased Pistol Ammunition Consistent Deep Penetration: Achieves 36-44+ inches of penetration even through heavy bone ensuring effective stopping power against threats in the wilderness. Enhanced Wound Profile: Wider and straighter wound channels than FMJ or flat-nosed hard cast maximizing stopping power. Solid Copper Design: Patented tip penetrates heavy bone without deflection or deformation and lower grain weights result in less carry weight and lower recoil for faster follow-up shots. High Velocity: Delivers accurate shots at longer distances ensuring reliability in the field. Waterproofed: All G9 rounds are waterproofed for consistent performance in any condition. Package Contents: G9 Defense 10mm Auto 145 Grain Copper Solid Brass Cased Pistol Ammunition G9 Defense WM-10MM-145A: 10mm Auto 145 Grain Copper Solid Brass Cased Pistol Ammo 20 Rounds