703-12-00100 is an insertion/removal tool designed for size #12 insertable/removable contacts used in domino/drawer connector applications. The tool is constructed from thermoplastic material in yellow and white colors, providing durability and visibility during connector maintenance operations. Key dimensional specifications include tolerances of 0.10 inches for dimensions D, C, and A, and 0.15 inches for dimension P, ensuring precise contact engagement and extraction. This tool is essential for safe and reliable insertion and removal of size #12 contacts without damaging connector pins or sockets, making it indispensable for field service, assembly, and maintenance of TE Connectivity connector systems.