Super-aggressive, nylon brush makes short work of stubborn bore deposits. Extra-stiff, large diameter bristles are safe on rifling and smoothbore surfaces. Wonât deteriorate when used with your favorite solvent. Strong, one-piece, looped and wound brass shank and coupling prevents scratching. SPECS: Bristles: Heavy weight (HW) nylon. Shank: Brass, looped and wound. Overall Length: 2 7/8â (7.3cm) Thread: 5/16â-27 male Â
Super-aggressive, nylon brush makes short work of stubborn bore deposits. Extra-stiff, large diameter bristles are safe on rifling and smoothbore surfaces. Wonât deteriorate when used with your favorite solvent. Strong, one-piece, looped and wound brass shank and coupling prevents scratching. SPECS: Bristles: Heavy weight (HW) nylon. Shank: Brass, looped and wound. Overall Length: 2 7/8â (7.3cm) Thread: 5/16â-27 male Â