Clean dirt and powder residue from inside necks and simultaneously lubricate for expansion with the RCBS case neck brushes. The no-roll handle design accepts all three nylon bristle brushes: small brush for 22 to 25 caliber, medium brush for 270 to 30 caliber, and large brush for 35 to 45 caliber.

• Small brush for 22 to 25 caliber
• Medium brush for 270 to 30 caliber
• Large brush for 35 to 45 caliber