Particularly interesting is the data that shows the number of honing passes required to bring a cylinder into concentricity as depicted in the chart entitled Dart Little M Lightened (note cylinder ...

Concentricity of threads and journals are comparable to those of a rolled screw. Some Fine Points Many machine designers spec'ing ball screws consider only overall lead accuracy as it relates to ...

Hornady’s Lock-N-Load Concentricity Tool not only measures bullet misalignment on virtually any cartridge, but also corrects it. The primary parts are the rigid aluminum frame, ...