Attributes . 12 And 24 Oz Ball Pein Hammer, Flat Chisel: 1/2", 5/8", 3/4", 7/8", 1", Starting Punch: 1/8", 3/16", 1/4", 3/8", Pin Punch: 3/32", 1/8", 3/16", 1/4", Center Punch: 3/8" x 1/2" . Names