TiptonA(R) Power Swabs works with all your favorite solvents and lubes to make cleaning hard-to-reach areas and rifling grooves a snap. They fit lands and grooves better than standard patches, and they're disposable and biodegradable. Details: Durable cotton swab ends 7.5" bamboo handles Disposable and biodegradable Fits rifling grooves better than patchesIncludes: (50) .22 cal. swabs (50) 9mm swabs (50) .40 cal. swabs (50) .44/.45 cal. swabs (100) general cleaning swabs (100) pointed-tip swabs