Fiber optic pin and socket connector cleaners are mechanical cleaning tools designed to clean connectors residing in an adapter or faceplate and unmated connectors. These cleaning tools use a dry cleaning strand to gently sweep and lift away dust and residues from the connector end face. A simple pushing motion engages the tool followed by an audible click informs the user when the tool is fully engaged.This variant (EDMO# 13309) cleans harsh environment 1.6 mm based connector systems. Works with connector type M38999.