CRAFTSMAN 22 Piece Standard (SAE) and Metric Combination Gunmetal Chrome Mechanics Tool Set Metric Hex Keys Designed with water resistance and Designed with water resistance and a click lock system The modified air guidance ensures optimal cooling of the tool and minimizes strain on the gearing during operation (1) 3 8 in Dr Ext Bar (6 in) and (1) 3 8 in Dr Univ Joint Total Number of Pieces 22 Number of Drive Tools 2 Number of Extensions 1 Number of Sockets 19 Number of Quick Release Ratchets 1 Number of Wrenches 0 Case Type Hard Warranty Lifetime Number of Additional Tools Included 1 1 2 in Drive Ratchet Included No 3 4 in Drive Ratchet Included No Sub Brand N A CA Residents: Prop 65 Warning(s) No UNSPSC 27113200 1 4 in Drive Ratchet Included No Intermediate Socket(s) Included No Spark Plug Socket(s) Included No Measure Type Standard (SAE) and Metric combination 3 8 in Drive Ratchet Included Yes Finish Gunmetal chrome Drive Type 6 point Deep Socket(s) Included Yes Shallow Socket(s) Included Yes