Product Details: Powerbuilt sockets have large size markings permanently forged into sidewall for easy size identification. All tools meet or exceed ANSI standards. Lifetime factory warranty on tools. Purchase Includes: 3/8" Dr. Deep Impact Sockets, 6pt (10pc): 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm Blow Mold Case