3M Scotch 27-3/4X66-1IN ~ Glass Cloth Electrical Tape 27 with Rubber Thermosetting Adhesive White (3/4 Inch x 66 ft) - with 1 Inch coreScotch 27 Glass Cloth Electrical Tape, white, 3 4 in x 66 ft, rubber thermosetting adhesive, 1 in core Scotch 27 Glass Cloth Electrical Tape is a 7 mil insulating glass cloth tape with a pressure sensitive, rubber thermosetting adhesive It is used for heat stable insulation for furnace and oven controls, motor leads, switches and is an ideal solution for electrical maintenance applications. Part # 7000005815 Sold in qty's of 50 Adhesive type Rubber