The ITT CANNON part 121086-0096 is an essential insertion tool designed specifically for use with ITT-Cannon's MIL-DTL-5015 CB, CT, CA-COM, and CA-COM-B Series connectors. This tool is used for the precise and efficient insertion of contacts into these connectors, ensuring secure and reliable connections. With its durable construction and ergonomic design, the 121086-0096 insertion tool is a must-have for any professional working with ITT-Cannon connectors.