Shrink tubing set 20 pieces

Shrink tubings in diameters from 2 to 8 mm for professional insulating of wires.
Length: 48 mm, different colours.
Simply to push over and than to heat (e.g. with a lighter). If good done it is water-proof.
This set should stay in every toolbox.
For wires with diameters from 2 to 8 mm.