The Pro-Shot Precision Cleaning Brass Pick Tool is designed to remove heavy carbon build-up from the bolt carrier group parts of AR15/M16/M4 platform rifles, especially great for cleaning hard to reach places on AR Platform Locking Lugs. Great for cleaning pistol slides, just place a cotton patch over pick it will remove all the fouling and junk out easy! Features Works great for all of those difficult places to reach and cleanWon't break or wear down like a plastic tools and provides better leverage and control for cleaningPro-Shot System - Precision Engineered Design, Fit, & Function- Fits smoothly with Pro-Shot .22 Cal. Cleaning Rod SectionsPrecision #8-32 Threads