TIPTON BRONZE BORE BRUSH SET 13 PIECE 17 - 45 CAL - SKU: T-BBBS Tipton Bore Brush Sets are a new concept in firearms maintenance. Conveniently packaged calibre and gauge-specific sets of brushes means you always have the right brush at hand. Because they are calibre and gauge-specific, you can be assured of an optimum fit to your firearm"s bore for efficient and thorough cleaning. Contained in a durable, hinged box with marked cavities, it"s easy to select the correct brush for your particular application. Bronze brushes are made from premium phosphor bronze for long life and cleaning power. Threads fit most popular brands of cleaning rods. Rifle set contains 13 calibre specific brushes (17-45 calibre). Kit includes: 17 cal (5-40 threads) 20 cal (5-40 threads) 22 cal 243/6mm cal 25/6.5mm cal 270/7mm cal 30/32 cal 338/8mm cal 35/9mm cal 375 cal 40/416 cal 44 cal 45 cal