TE Connectivity Miniature Rectangular (MR) Tooling This Extraction Tool is designed for use with Miniature Rectangular contacts, Miniature Universal Mate-N-Lok contacts and Commercial .062 pin contacts. The tip of this MR Extraction Tool is inserted into the mating side of the housing to depress the contact locking lances and allowing the contact to be withdrawn from the wire side. The MR Extraction Tool has a plastic handle and metal tip.