Bore Tech BTNP-38-003 Proof-Positive Brushes 9mm/38 Cal/357 Cal Pistol Firearm 8-32 Thread 1.50" Long Nylon Brush 3 Per Pkg

Bore Tech's Proof-Positive Nylon Bore Brushes are 100 percent barrel safe and set the benchmark for all other nylon brushes. This is due to the superior construction and engineered features that are incorporated into each and every brush. It features twice the amount of extra ridged nylon bristles and each caliber has specifically tailored bristle diameters resulting in double the scrubbing action and faster cleaning.