Sinclair International ( Brownells) Case Neck Sorting Tool W / Dial Indicator

The Sinclair Case Neck Sorting Tool is designed to quickly sort brass by neck wall thickness. Variances in neck wall thickness can affect the consistency of how the case seals the chamber and is also an indication of variances in body wall thickness. The tool works for 22 thru 45 caliber cases and can be used on 17 and 20 caliber cases with the optional carbide alignment rod.