Dasco Pro 14 Punch and Chisel Kit with Pouch (8 Piece) 1 - Solid Punch - 565 5/32-inch 3 - Pin Punch - 582 1/8-inch, 584 3/16-inch, 589 1/4-inch 3 - Cold Chisel - 402 3/8-inch, 405 1/2-inch, 406 5/8-inch Made of high carbon steel that has been heat treated metal chisel; metal cutting chisel;chicel;soft metal cutter