3/4 x 36 yds. (2 Pack) 3M - 9579 Double Sided Film Tape. Hand-tearable polyethylene provides a clean removal from many surfaces. High tack adhesion to a variety of substrates including metals, plastics and glass. Very good shear holding power and offers one-piece removal from most surfaces. Use for slicing rough surface materials or coated materials. 3 core size. Ideal tape application temperature range is 70°F to 100°F.