Features and Benefits: Full finish Black oxide coating for corrosion resistance 6 piece chisel set These chisel are pencil shaped with a sharp blade screwdriver end. When you hit the blunt end with a hammer it forces the blade end into metal to mark it or even cut through it. It s ideal for cutting shaping and removing metal softer than the cutting edge of the chisel. These come 3 in a box. Made with the quality and durability to last! This set includes the following cutting widths: 1/4″ 5/16″ 3/8″ 1/2″ 5/8″ 3/4″.