3M(TM) Duct Tape 6969 Silver, 72 mm x 54.8 m 10.7 mil, 12 per case Bulk Typical physical and performance characteristics include; thickness: 10.7 mil, adhesion to steel: 62 oz/in, tensile strength: 32 lb/in width, elongation at break: 16%, temperature use range: up to 200(deg)F 93 (deg)C for up to one hour.