Bore-tips Gun Cleaning Swabs: precision cleaning, tight bore fit, eliminates the need of a patch, achieve optimal cleaning results, can be used with a 8-32 cleaning rod. Gun-tips foam swabs are lint-free and fiber-free. Both Bore-Tips and Gun-Tips swabs are washable and reusable. Large starter kit assortment includes six bags of each Bore-tips: 5.56/.22 Caliber; 7.62mm/.30 Caliber; 9mm/.357 Caliber; .40 Caliber/.410; .45 Caliber; 12 Gauge and 20 Gauge. Plus 12 bags of Gun-tips 9-piece firearms assortment kit (item 81-1209).