Quickly cut holes in gaskets, leather, rubber, cardboard and other soft material with the TEKTON 12-Piece Hollow Punch Set. Made from heat treated carbon steel, each punch has a precisely ground edge for clean, easy cuts. Knurled handles offer non-slip grip for fine control. Set includes: (12) Hollow Punches: 1/8, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 3/4 in.