Kincrome Taper Punch Set 6 Piece K9499Kincrome Punches & Chisels are manufactured from hardened and tempered top grade Chrome Vanadium Steel. This increases strength and durability, allowing them to be the perfect balance of tough but not brittle. Kincrome taper punches, also known as drift or aligning punches, are a great universal punch. Their primary purpose is to align holes prior to a fastener or rivet being inserted, but they can be used for driving out pins, rivets or fasteners.