General description A sturdy case for storing 560 pieces of heat shrink tubing in 12 sizes and 5 colors. This kit is effective for insulating or protecting cables in various applications including industrial, household, machine, garden, electronics, and automotive. It is also useful for repairing damaged tubing. Technical specifications Heat shrink ratio: 2:1 Length: 45mm Diameter options: 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 5mm, 6mm, 7mm, 10mm, 13mm Other information Put in reserve at home for emergency situations.