The 59803-1 from TE Connectivity is an insertion tool. It is designed to terminate 0.100inch centreline MTA connectors. This T-handle wire insertion tool is equipped with slotted blade design which is used to insert wire into MTA connector. The blade is designed to fit into connector slot to terminate wire using displacement terminating technique. This technique requires inserting an unstripped wire into a slotted contact beam to form reliable electrical connection between conductor and contact.