Description :<br>  70pcs 2:1 Polyolefin 2X H-type Heat Shrink Tubing Tube Sleeving 5 Specifications  <br> Big collection of heat shrink tubing，5 Specifications， Each specification has 14 sections<br> Supplied internal diameter:1.0mm，1.5mm，2.5mm，3.0mm，5.0mm minimum，<br> Fully shrunk internal diameter:0.5mm，0.75mm，1.25mm，1.5mm，2.25mm maximum  <br> Color: Black<br> Each section is 200mm\/8&amp;quot; long)<br> Shrinkage Ratio:2:1 (will maximum shrink to 1\/2 its supplied diameter)<br> Material:Polyolefin<br> Minimum Shrinkage Temp:+70 C<br> Full Shrinkage Temp:+110 C maximum<br> Operating Temperature:-55 C to +125 C  <br> Tensile strength:10.4 Mpa<br> Dielectric strength:15 kV\/mm<br> Manufacture specification:ISO9001<br> Flammability:Flame Retardant<br> Approvals:UL Approved<br> Supplied format (round or flat):Product is supplied flat<br> Cutting method:Scissors or sharp knife<br>  Package includes:       70 x Black Heat Shrink Tubing   <br> Details pictures :