Spiral design reaches all of the hard to get spots. Stiff bristles remove fouling but will not damage bore. Unique looped wire design won't scratch. Hoppe's 9 Tornado Brush 40/41/10mm Pistol Blister Card 1258
WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.