ITEM NAME:415 Pcs Black Waterproof Heat Shrink Tubing Set In 10 Assortment, Polyolefi Z4B5 415 Pcs Black Waterproof Heat Shrink Tubing Set In 10 Assortment, Polyolefi Z4B5 This polyolefin material kit contains 415pcs shrink tubing in black color. Great collection of shrink tubing 10 specifications with different sizes.?Perfect for protecting the joint from any kind of elements. 2: 1 shrinkage ratio.?The high expansion ratio makes it possible to repair most damaged cable jackets. Wide application for electrical insulation, wire bundling, color coding, mechanical protection, wire / cable connections and repairs etc. The sturdy, compact, translucent storage box prevents water, moisture and clutter. Technical specifications: Color: Black Material: polyethylene Supplied internal diameter: φ1.5mm, φ2.5mm, φ3.5mm, φ5.0mm, φ6.0mm, φ8.0mm, φ10.0mm, φ16.0mm, φ20.0mm, φ30.0mm Completely shrunk Internal Diameter: φ0.75mm, φ1.25mm, φ1.75mm, φ2.5mm, φ3.0mm, φ4.0mm, φ5.0mm, φ8.0mm, φ10.0mm, φ15.0mm Length: approx.60mm / 2.36 inch Specifications: 10 types Quantity: 415PCS 120PCS * φ1.5mm x 60mm (Black) 90PCS * φ2.5mm x 60mm (Black) 70PCS * φ3.5mm x 60mm (Black) 50PCS * φ5.0mm x 60mm (Black) 30PCS * φ6.0mm x 60mm (black) 20PCS * φ8.0mm x 60mm (Black) 15PCS * φ10.0mm x 60mm (Black) 10PCS * φ16.0mm x 60mm (Black) 5PCS * φ20.0mm x 60mm (Black) 5PCS * φ30.0mm x 60mm (Black) Shrink Ratio: 2: 1 (maximum shrinks to 1/2 of its inner diameter) Minimum shrinking temperature: + 70 ℃ Full shrink temperature: + 110 ° C maximum Operating temperature: -55 ℃ to + 125 ℃ Dielectric strength: 15 kV / mm Tensile strength: 10.4 MPa Flammability: Flame retardant Supplied format: (φ1.5mm, φ2.5mm, φ3.5mm, φ5.0mm, φ6.0mm) Round, (φ8.0mm, φ10.0mm, φ16.0mm, φ20.0mm, φ30.0mm) Flat Cutting method: scissors or knife Package Contents: 415 * Shrink Tubing