HTS 102H5 9 Pc Hollow Leather Punch Set With Case Punch sizes: 1/8", 5/32", 3/16", 7/32", 9/32", 5/16", 25/64", 7/16", 1/2" Diamond pattern knurled handles give excellent, consistent grip even with oily hands Punches can be easily sharpened with a mild abrasive Hardened carbon steel Includes a molded plastic storage case