The Stanley FatMax Xtreme Hi Velocity curve claw framing hammer with innovative MIG Welding technology offering a lightweight and well balanced hammer with the strength of steel.Features:Revolutionary mig welded hammer desing means a 12oz hammer that swings like a 28oz;100% steel for strength and durability;Light weight design reduces arm stress;75% larger strike face for bigger sweet spot and better accuracy;Exclusive dual tempered head rims & claw reduces steel chipping & cracking;Magnetic nail starter.The Stanley Works, originally a bolt and door hardware manufacturing company located in New Britain, Connecticut; was founded in 1843 by Frederick T. Stanley. A few years later, in 1857, Fredericks cousin, Henry Stanley, founded The Stanley Rule and Level Company. In 1920, The Rule and Level Company merged with The Stanley Works and would go on to become its famous Hand Tools Division. From the timeless Classic 199 "Stanley Knife", a design icon of the 20th century, to the new range of "FatMax" hand tools, innovation and quality are synonymous with the Stanley name. Stanley is the number one brand for tools - demanded for their performance by professionals, enthusiasts and DIYers alike. Stanley in the 21st century is much more than just knives. In addition to the world famous hand tools, the Stanley range now includes paint brushes and rollers, sliding doors, pneumatic fastening solutions and mechanics' tools.