The 1-1102505-6 is an insertion tool (Eindrückwerkzeug) designed for use with TE Connectivity's HE, HN.D, and HVT series crimp contacts in heavy-duty connector systems. This tool is part of the crimping tool ecosystem for industrial connectors and is used to insert contacts into connector housings after crimping. The tool is compatible with all cross-section ranges (alle Querschnitte) supported by these contact series, which span from 0.14 mm² to 4 mm² wire gauges. It is designated as EWZG-RSZ and serves as an essential accessory for assembly operations in industrial connector applications where reliable contact insertion is required.