New all-metal chuck offers greater durability.The 6 Amp motor offers the user more power than any unit in its class 3/8″ Metal Keyless Chuck offers greater bit retention. All ball-bearing construction provides greater durability and longer tool life. Contoured textured handle provides better gripping surface and reduces user fatigue. Built-in two-way level for drilling accurate vertical and horizontal holes. Glass-filled nylon housing is durable, impact resistant and provides lower maintenance cost.