.40/.41/10mm Semi-Autos/Revolv The police and tactical kits are tailored specifically to meet the cleaning needs of firearms that are used heavily in the field. The kits include a diameter and a precision ground stainless steel rod. The rods feature a muzzle guard to prevent damage to the bore and a rotating handle that provides a precise clean, by allowing the rod to tightly follow rifling.Each kit features a 2 oz. bottle of powerful No. 10 Copper Cutter to counter the effects of jacketed rounds. Also i.