• 900-piece kit of black heat shrink tubes distributed in 12 different sizes. • Made of PE material with a 2:1 shrink ratio. • Each piece has an approximate length of 45 mm. • Includes inner diameters of 1 mm, 1,5 mm, 2 mm, 2,5 mm, 3 mm, 3,5 mm, 4 mm, 5 mm, 6 mm, 7 mm, 10 mm and 13 mm. • Suitable for electrical insulation, mechanical protection, cable organization, and connection coverage. • The assortment comes organized in a transparent box for easy storage. • Allows uniform adaptation to the cable or connection when applying heat with a suitable tool.