Glaser Ammo .40 S&W 135 grain Jacketed Hollow Point 20 Rounds Pistol Ammo. This ammunition was designed to solve a very common problem that many shooters experienced while using semiautomatic pistols and revolvers: Large jacketed hollow point bullets were choked during shooting. Today Glaser Pow'RBall Centerfire Handgun Ammunition is one of the best defensive rounds in the world. Many people buy it for personal protection. It has many features which make it excellent ammo. For instance these jacketed hollow point bullets have an amazing projectile. Specifications for Glaser Ammo .40 S&W 135 grain Jacketed Hollow Point Pistol Ammunition: Manufacturer: Glaser Caliber: .40 S&W Number of Rounds: 20 Bullet Type: Jacketed Hollow Point (JHP) Bullet Weight: 135 grain Cartridge Case Material: Brass Muzzle Velocity: 1325 ft/s Primer Style: Centerfire Package Contents: Glaser Ammo .40 S&W 135 grain Jacketed Hollow Point Pistol Ammunition Glaser Ammo .40sw 135gr. Pow'rball 20-pack