This Scotch Self Fusing Silicone Rubber Electrical Tape 70 is used as a protective overwrap for terminating high voltage cables.
3M 57261, Scotch Self-Fusing Silicone Rubber Electrical Tape 70, 1 in x 30 ft, Sky Blue/Gray, 7000006225
$69.92
Factory Stock, 7-10 Day Leadtime
Scotch Tape 70 is a 12 mil thick, premium grade, electrical tape with silicone rubber backing. This tape is used as a base tape layer for easy re enter connections. It withstands temperatures up to 356F (180C).

Dynabrade 53181 3/8"-24 Male _ 1/2"-20 Male, 1" Length
3M 81109, Microfinishing PSA Film Disc Roll 268L, 3 in x 7/8 in x 250, 30 Micron, Type D, Die 300M, 7100070631 
