Forster Co-Ax Case and Cartridge Inspector dial indicator included 10482. Achieving that uniformity is not possible without an accurate reliable measuring device. Forster?s exclusive Co-Ax Case & Cartridge Inspector provides you with the ability to ensure uniformity by measuring three critical dimensions: Measures ?accuracy-critical? dimensions: Neck wall thickness. Case bullet and cartridge runout (concentricity).Features: Uniquely supports case/cartridge to check both bullet and case alignment in relation to the centerline (long axis) of the case/cartridge. Measurements are in increments of .001?. Accommodates cartridges from 204 Ruger to 45-70. Includes precision dial indicator accurate to .001?. Maximum overall case length that may be inspected is 3.50?. Quality manufactured from precision-engineered automotive-type castings. Uses the same Pilots as our Case Trimmers. (Note: 17 cal. Pilot is not compatible with this tool.) Specifications for Forster Co-Ax Case and Cartridge Inspector: Manufacturer: Forster Quantity: 1 Package Contents: Forster Co-Ax Case and Cartridge Inspector Forster 10482: Co-Ax Case and Cartridge Inspector dial indicator included