9800 Series Tube Size and Ovality Gauges

9800 Series Tube Size and Ovality Gauges: Made in a full range of sizes to verify pipe diameter and check ovality from 2 3/8″ thru 20″ diameters. Rugged frame with built-in heavy-duty spring-loaded contact point, indicator protected housing and roller-bearing contact legs. The newly designed version is adjustable, allowing the central roller pair to make centerline measurements over a 2″ diameter range. Can also be set to a standard for verifying pipe diameter at any position on the tube body.