These assortments are particularly suitable for hobbyists, craftsmen, field service, service workshops, electronics engineers and the laboratory requirements.You receive a 120-piece premium butt connector assortment in the shrink ratio 2:1 in an application area for cable cross-sections of 0.25 to 6 mm². The hot-melting inner adhesive closes waterproof when the overlap is correctthe solder ring connects the two conductors during the shrinking and melting process! The application is very simple: Strip the cable and insert it into the connector on both sides until the stripped cable ends overlap under the solder ring or twist. Uniform heating in the melting temperature range until the solder is meltedoptimally done with a hot air gun or hot air gun.Furthermore, premium shrink tubing of the shrink ratio 2:1 is included in different lengths and diameters of 1.5 to 12 mm in an extra assortment box.Scope of delivery: Transparent assortment box with 120 soldering connectors, transparent