18 Pieces handgun maintenance system：This universal handgun cleaning kit suitable for 4 calibers:(. 22)(.357/.38/9mm)(.40)(.45) pistol cleaning. Gun Cleaning case Includes:2pcs Brass rod (with handle), 1pcs stainless steel pick, 4pcs pistol bore brush, 4pcs brass jag, 2pcs Tip slotted, 2pcs nylon brush, 1pcs Oil bottle(30ml), 100pcs gun cleaning patches.