Electrical Terminal Cleaning Tools, Super-Hard Diamond-Coated Round Micro Files, 12-piece, Kit To clean your smallest connectors like a pro, you need a set of IPA super-hard diamond-coated files. These 12-piece sets feature round files with a diamond abrasive coating.
Innovative Products of America creates these super-hard files from stainless spring steel wire for optimum strength and flexibility. They can be used for cleaning threads, inner corners, and also other round terminal connections. They clean connectors, jets, ports, and other small orifices of steel, aluminum, plastic, and brass. These IPA super-hard diamond-coated round micro file sets include sizes ranging from 0.03 in. to .120 in. and come packaged in a custom leather type holster. 2 lbs (0.5Kg) shipping weight.