Owens Corning R 49 Kraft Faced Fiberglass Insulation Batts, 14 in. x 24 in. x 48 in. (6 Pack) Mortar Mixes Total Number of Pieces 38 Item Weight:3.526 Total Number of Pieces 38 Number of Drive Tools 35 Number of Extensions 2 Number of Sockets 35 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 Universal CA Residents: Prop 65 Warning(s) Yes 1 4 in Drive Ratchet Included No Intermediate Socket(s) Included No UNSPSC 27113200 Drive Type Spline Finish Matte Spark Plug Socket(s) Included No Measure Type Standard (SAE) and Metric combination 3 8 in Drive Ratchet Included Yes Deep Socket(s) Included Yes Shallow Socket(s) Included Yes 17 square feet with 15 planks 4 lb Warranty Limited Lifetime UPC 047563711462 Frequently Asked Questions (FAQ): sized to meet R 49 requirements