Features and Benefits: Super hard, abrasive, diamond coatingUse on Deutsch, Cannon and similar connectorsAutomotive, HD, Marine, Industrial and Military applicationsComes in a leather-type holsterCleans pin sizes .030-.040, .060 and .090-.098â€� Super hard, diamond-coated, contour files, specially designed to clean male electrical pins. The 3-piece set removes corrosion from pin sizes.030 in.;-.040 in.;,.060 in.; and.090 in.;-.098 in.;Features and Benefits:•Super hard, abrasive, diamond coating•Use on Deutsch, Cannon and similar connectors.•Automotive, HD, Marine, Industrial and Military applications•Comes in a leather-type holster.