The HARTING 09990000381 is a pneumatic crimping tool specifically engineered for use with Han-Yellock connectors. This tool ensures consistent and high-quality crimps, essential for maintaining the integrity and performance of the connector. It is used in a variety of industrial applications, including power distribution, automation, and heavy machinery, where reliable and robust connections are critical. The tool supports wire gauges from 0.5 to 4 mm² and is part of the Han-Yellock system, known for its modularity and ease of use.