Lightweight yet robustdie-cast aluminum bodyand precision-machinedsteel barrel provideincreased strength Direct front exhaust keeps air and debris away from the user, enhancing safety and maintaining a cleaner workspace The precision-machined steel barrel offers increased strength and reliability under tough working conditions Quick-change chuck retainer accepts standard 0.401" shank chisels for fast swaps, improving jobsite productivity The variable speed trigger offers superior control to suit any task, Weight: 7.5 pounds, Manufacturer: SUNEX Tools