Gage Tip of the Month

June 2016

An easy adjustment of your rails during assembly of an MRP-2001 will help you see the indicator better when inspecting external crest diameter, pitch diameter, or ovality. During setup, you simply position the rails so that any excess rail over-hang exists on the “fixed end”(the end not holding the indicator). Below you’ll find video instructions […]

Crest Diameter and Ovality Gages – MRP®

Thirty years ago, Gagemaker introduced the MRP® crest diameter and ovality gage which forever changed the industry. Today, the MRP® series of gages is the industry standard worldwide. Whether you call it Crest Diameter, Root Diameter, or Ball PD, Pitch Diameter governs the strength of the actual thread assembly and ensures API dimensional measurement specs […]