Kobalt's dedicated 3/8-inch drive mechanic's tool set includes a mix of fifty (50) deep and shallow, metric and SAE sockets The set features a 90-tooth ratchet and two (2) socket extensions (3-in and 6-in) All sockets feature a 6-point design to help prevent slippage and rounding of fasteners All tools are constructed from chrome vanadium steel and are heat-treated for strength and durability Socket size callouts are hard stamped for easy and long-lasting identification Professional grade, high-polish finish Contained in a large blow-molded case measuring 11.6in H x 15.75in W x 4.1in D for easy storage and transportation Meets or exceeds ANSI specifications Hassle-free lifetime guarantee Finish: Polished chrome Sub-Brand: N/A Case Depth (Inches): 4.13 Case Height (Inches): 11.57 Case Width (Inches): 15.75 1-in Drive Ratchet Included: No 1/2-in Drive Ratchet Included: No 1/4-in Drive Ratchet Included: No 3/4-in Drive Ratchet Included: No 3/8-in Drive Ratchet Included: Yes Case Type: Hard Deep Socket(s) Included: Yes Drive Type: 6-point Intermediate Socket(s) Included: No Measure Type: Standard (SAE) and Metric Number of Additional Tools Included: 0 Number of Drive Tools: 3 Number of Extensions: 2 Number of Quick Release Ratchets: 1 Number of Sockets: 52 Number of Wrenches: 0 Shallow Socket(s) Included: Yes Spark Plug Socket(s) Included: No Total Number of Pieces: 55 Warranty: Lifetime CA Residents: Prop 65 Warning(s): Yes UNSPSC: 27113200