HSM Ammunition Training 10mm Auto 180 Grain Full Metal Jacket Brass Cased Pistol Ammo 50 Rounds. HSM has training ammunition in all the popular Self and Home Defense calibers with multiple various loads so you can best match with your favorite choice for always-there always-ready ammunition. Specifications for HSM Ammunition Training 10mm Auto 180 Grain Full Metal Jacket Brass Cased Pistol Ammunition: Manufacturer: HSM Ammunition Caliber: 10mm Auto Number of Rounds: 50 Bullet Type: Full Metal Jacket (FMJ) Bullet Weight: 180 grain Cartridge Case Material: Brass Muzzle Velocity: 1150 ft/s Application: Training Primer Style: Centerfire HSM Ammunition 10MM2N: Training 10mm Auto 180 grain Full Metal Jacket Brass Cased Pistol Ammo