For reducing expander ball friction in the case necks the Forster Powdered Graphite for Case Graphiter is an excellent choice often used by people who do reloading. This particular graphiter consists of three brushes that mount to the base and are capable of handling .22 to .35 caliber ammo.

By moving the case graphiter up and down on a brush you clean as well as lubricate the neck is done. As a result both distortion and stretching are minimized. Included with this product is enough motor mica to process between 2000 and 3000 cases.