Kleen-Bore offers a .50 Caliber Cleaning Kit that contains tools designed to the precise specifications required for effective cleaning of a .50 caliber handgun or rifle. The kit includes a rotating, tough nylon handle with a six-section; 1/4-inch diameter stainless steel rod; and brass jag. When combined with the cotton patches and No. 10 Copper Cutter, this kit is an efficient bore cleaning system. For removing stubborn copper metal fouling, a .50 caliber phosphorus bronze brush is also included. Also included is a double-ended nylon bristle brush and high-tech TW25 lubricating oil.