Medium carpenter's or ball-peen hammer, with a steel head and a gold-plated finished. Beechwood handle. The ball-peen hammer is the most classic format that should be a must-have in any DIY kit. It's used for nailing wood or for cabinetmaking or carpentry work. Its head is flat and square, while its cheek is wedge-shaped for more precise blows. Tools for domestic/non-professional use.