Stanley PROTO® 7 Piece Punch Set This exceptional Punch Set from Stanley Proto consists of 7 high-quality punches made from specially treated S2 steel that guarantees superior durability and strength. Punches are finished in black-oxide to help prevent rust corrosion and feature parabolic striking end to help reduce mushrooming and chipping. Tool's sizes are marked in black inlay on the side of each tool. This is an excellent punch set for those who require quality tools and high performance. Features and Benefits: • Made from S2 steel and specially heat-treated for greater strength and durability. • Two-piece design allows the tip to be hard for durability while allowing it to be produced straight to help prevent binding. • Modified parabolic striking end to help reduce mushrooming and chipping. • Black-Oxide finish to help prevent rust corrosion; extending tool life and performance. • A polished identification panel on one of the flats is marked with the tool number and size in a black inlay. • Set offers a wide range of sizes to handle a variety of jobs. • Includes a pouch for a convenient storage solution. Typical Applications: Punch sets are ideal for punching neat holes in a variety of materials. Whether in textiles, woodworking or metalworking, a set of punch tools allows the operator to drive objects into the material, or form an impression on a workpiece. Punch sets are typically used by: • Carpenters • Plumbers • Electricians • Engineers • DIY enthusiasts FAQs: Are these punches suitable for punching metal? Yes, this set of tools has been made from forged S2 steel that guarantees increased strength, sharpness and durability. These tools are suitable for punching metal. What sizes are included in the set? The set includes 7 punches in following shank diameters 1/16; 3/32; 1/8; 5/32; 3/16; 7/32; 1/4 in and lengths of 4 3/8; 4 13/16; 5 1/4; 5 9/16; 5 7/8; 6 3/8; 6 3/4 in.