The DOUBLE-TUFF™ Bore Brush is designed with extra-thick, kinked, phosphor bronze bristles for hard scrubbing of bores without scratching.
It's suitable for 22 Caliber rifles with 8-32 male threads and is especially effective for removing stubborn carbon deposits.
The brushes come in different sizes: Rifle Brushes are 3.25" long, Pistol Brushes are 2.88" long, and Shotgun Brushes are also 2.88" long, with varying thread types for different firearms.