The police handgun kit includes a 1/4" diameter precision ground stainless steel rod. The rod features 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 the rifling. Each kit features a 2 oz Bottle of powerful No. 10 Copper Cutter to counter the effects of jacketed rounds as well as Break-Free Lubricant/Protectant. The kit also includes 100% cotton patches, a doubled-ended, nylon brush, a Silicone Gun and Reel Cloth and caliber specific brushes and mops.