Training Features Let HSM provide you with ammunition that you can shoot often without breaking the bank yet be reliable and accurate providing you realistic training. 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. Training Specifications Brand: HSM Caliber: 10mm Auto Model: Training Bullet Weight: 180 gr Rounds Per Box: 50 Casing Material: Brass Application: Recreation Training Bullet Type: Full Metal Jacket (FMJ) Muzzle Energy: 529 ft lbs Muzzle Velocity: 1150 fps