Home and field double duty, single caliber specialized gun cleaning kits. Kits include the Bore Boss for a quick clean any time you shoot your gun and an expanded gun cleaning kit with all the tools you need to fully clean bore, action and chamber.GUN BOSS(R) REAL AVID MULTI-KITS INCLUDES THE FOLLOWING TOOLS: EXPANDED CLEANING KIT TO FULLY CLEAN BORE, ACTION AND CHAMBER BORE PATCH JAG AND SLOTTED TIP BORE MOP (CALIBER SPECIFIC) ACCU-GRIP DETAILING PICK SMART BRUSH (NARROW) BORE BOSS (CALIBER SPECIFIC) PHOSPHOR BRONZE BORE BRUSH (CALIBER SPECIFIC) 25 BORE PATCHES 4-PIECE COATED STEEL ROD (1-PIECE FOR .357/.38/9MM SET) SMART BRUSH (DIAMOND-SHAPE) ERGONOMIC T-HANDLE NYLON BORE BRUSH (CALIBER SPECIFIC) EASY-ACCESS COMPARTMENT*.223/5.56MM KIT ALSO INCLUDES STAR CHAMBER BRUSH AND PADS* MOLDED CASE HOLDS COMPONENTS IN PLACE BUTTERFLY STYLE CASE LAYS FLAT WHEN OPEN