This system is specifically designed to clean 9mm caliber pistols. It meets the specifications of GLOCK, Smith & Wesson, SIG, HK, Taurus, Beretta, Colt, and many other handgun manufacturers. This is an 18 piece tool set with special tools including two cleaning rods, pin punch, scraper, pick, end brushes, T- handle, obstruction remover, cleaning solvent, special lubricant and a bore reflector/flag safety. Also included are heavy panoply patches, and nylon and bronze brushes, which easily strip the copper from bores. A comprehensive instruction sheet shows how to maintain flawless performance for new Hi-Performance handguns.