Tape Thickness 11.5 mil, Tape Brand 3M (TM), Common Industry Assembly & Manufacturing, Metalworking, Warehouse, Indoor and Outdoor, Imperial Tape Length 60 yd, Imperial Tape Width 1 7/8 in, Maximum Tape Performance Temperature 200 Degrees F, Minimum Tape Performance Temperature 40 Degrees F, Continuous Roll, Series 8979N, Tape Backing Material Polyethylene Coated Cloth, Tape Adhesive Material Rubber, Tape Sub-Type Nuclear Grade Duct Tape, Duct & Repair Tape, Adhesion to Steel 57 oz/in