• Material:
    – Body: 52100 Steel
    – Collar:12L14 Steel
  • Black oxide finish on collar only
  • Two piece construction
  • Use to accurately measure the distance between two tapped holes in a workpiece
  • Shaft size is the same diameter on all gages to simplify calculation of the hole spread
    – All diameters are concentric within .0002 T.I.R.
  • English:
    – Thread Class: 3A
    – Left-hand thread, helicoil, or other non-standard gages quoted upon request
  • Metric:
    – Thread Class: 6G
    – ISO metric fine pitch thread, left-hand thread, helicoil, or other non-standard gages quoted upon request