3:1 ratio dual wall adhesive-lined polyolefin heat shrink tubing assortment kit (87pcs total). Ideal for use in small electronic parts, general DIY and as an electrical insulator for cable terminations. / Colour: Black / Contents: 100 mm length pieces: 2,4 mm x 30 pcs, 3,2 mm x 21 pcs, 4,8 mm x 15pcs, 6,4 mm x 12pcs, 9,5 mm x 6pcs, 12,7 mm x 3pcs / RoHS Compliant