STANLEY FATMAX Anti-Vibe Claw Hammer features advanced Anti-Vibe technology that significantly reduces vibration and shock with each impact, making it easier on your arms during extended use. Equipped with torsion control stabilizers, this hammer helps minimize arm-twisting fatigue, providing greater comfort and control. The exclusive rim tempering enhances durability by reducing chipping and spalling, while the forged, one-piece steel construction ensures strength and long-lasting performance. Its slip-resistant handle a secure grip, improving safety and comfort on the job. Precision balanced for optimal handling, this hammer is available in two versions: a 16-ounce head and a 20-ounce head, both with smooth faces and rip claws, measuring 13-1/2 inches in length with steel handles. This tool is designed to meet the demands of professionals who require reliability and comfort in their hand tools. Model Number: 51-163 / 51-165