CRAFTSMAN 20 Piece Standard (SAE) and Metric Combination Polished Chrome Mechanics Tool Set Overlap Stair Nose Upgrade your bath with Madison’s 7 High Water Jet Upgrade your bath with Madison’s durable craftsmanship and smart storage—choose your top and make it yours today 4 Door Handing Universal Security ANSI Grade ANSI Grade 1 (Best) Works With Apple HomeKit Total Number of Pieces 20 Number of Drive Tools 2 Number of Extensions 1 Number of Sockets 18 Number of Quick Release Ratchets 1 Number of Wrenches 0 Case Type Hard Warranty Lifetime Number of Additional Tools Included 0 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 Intermediate Socket(s) Included No 3 8 in Drive Ratchet Included No Spark Plug Socket(s) Included No Finish Polished chrome Deep Socket(s) Included No Measure Type Standard (SAE) and Metric combination 1 4 in Drive Ratchet Included Yes Drive Type 6 point Shallow Socket(s) Included Yes (9) 1 4 in drive shallow 6 PT sockets metric (5