Black oxide coated and packed with precision-made, mission-specific features, the AR15 Tool is the ultimate tool for black guns.The AR15 Tool removes carbon with ease from 12 critical bolt carrier group surfaces, helps make repairs, reduces malfunctions, helps customize and makes reassembly fast and easy.The tactical sheath is MOLLE compatible and is designed to carry additional bits and the Front Site Adjuster for even greater capability whenever and wherever you need it.