The 3M Cold Shrink Splicing Products are designed using the proprietary cold shrink delivery system developed by 3M. Products are supplied prestretched on a removable core for efficiency and ease of installation. 3M Cold Shrink Splices 5740 Series are used for single conductor, non-shielded 5/8 kV cables. Each kit is a cold shrink design and contains enough material to insulate three splices. Connectors are not included and must be ordered separately. Note: Cable sizes shown below are for standard insulation thickness. Final determining factor is cable insulation O.D.