Product DescriptionFederal Premium HST is built for effective personal protection, delivering consistent expansion, optimum penetration, and trusted terminal performance. The specially designed HST jacketed hollow point is engineered to resist plugging when passing through common barriers, while the jacket and core are designed to stay together for excellent weight retention. Designed for reliable feeding and ignition, HST is a proven choice for defensive 9mm Luger handguns.Product Highlights HST jacketed hollow point design helps deliver reliable expansion through a variety of barriers Jacket and core engineered to hold together for strong weight retention and terminal performance Designed to meet the demands of defensive use and law-enforcement style testing protocols Nickel-plated case and performance-focused primer design help promote dependable function Convenient 20-round box of 9mm Luger 147 grain defensive ammunitionSpecs Brand: Federal Manufacturer Part Number: P9HST2S UPC: 604544621075 Caliber: 9mm Luger Bullet Weight: 147 grain Bullet Type/Style: HST Jacketed Hollow Point Rounds Per Box: 20 Muzzle Velocity: 1000 fps Test Barrel Length: 4 in Country of Manufacture: USADisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.