The Spring Tools 5-pc Master Mechanics Set, No. 50X08, No. 50X08, is designed for mechanical and metalworking applications. The set includes a combination prick and center punch, a self-centering center punch, a high speed steel center punch, a cold chisel, and a ping hammer. The tools feature a 3,500 lb impact striking force and are ideal in tight spaces. Their patented design is safe and easy to use, and won't damage or scratch metal or aluminum surfaces, the company says. The set is made in the U.S.A.