The Origin & Evolution of Calipers

API Gauging Practice | PMC Lone Star 

Measuring API Tubing, Casing & Line Pipe Couplings with Plug Gages | PMC Lone Star 

Measuring API Tubing, Casing & Line Pipe with Ring Gages | PMC Lone Star 

8 Round Casing Ring Gage Adjusted Standoff for Ovality | PMC Lone Star 

8 Round Tubing Ring Gage Adjusted Standoff for Ovality | PMC Lone Star 

Buttress Casing Ring Gage Adjusted Standoff for Ovality | PMC Lone Star 

8 Round Casing Plug Gage Adjusted Standoff for Ovality | PMC Lone Star 

8 Round Tubing Plug Gage Adjusted Standoff for Ovality | PMC Lone Star 

Buttress Casing Plug Gage Adjusted Standoff for Ovality | PMC Lone Star 

Introduction to Gaging Tips | What makes up a Measurement | Mahr Federal

2-3 Pointing Gaging | The Shape of Things to Come | Mahr Federal

Air Gaging | You won’t ERR with Air | Mahr Federal

Basics of Measurement | Gaging Accuracy:  Getting Ready One Step at a Time | Mahr Federal

Calibration | Calibrating for Quality | Mahr Federal

Cold Root Rolling | How-To-Handbook | CJ Winter

Electronic Gaging | Amplifiers:  More than just Readout Devices | Mahr Federal

The History of Gauge Blocks | Mitutoyo 

Gauge Blocks | Get Ready for the Micro-Inch Revolution | Mahr Federal

Gauge Check Points for Measuring Instruments | Mitutoyo

Gaging Holes | Economical Choice of Bore Gage depends upon your Application | Mahr Federal

Geometry | The Shape of Things to Come | Mahr Federal

Hand Tools | Assorted Hand Tools Primer | Mahr Federal

Indicators | Dial versus Digital Indicators | Mahr Federal

Machine Calibration | Assorted Machine Calibration Techniques | Mahr Federal

SPC Basics | Gaging for SPC:  Keeping It Simple | Mahr Federal

Surface Finish | Start to Finish | Mahr Federal

A Brief History of the Micrometer | Mitutoyo

Common Mistakes in Dimensional Calibration Methods | Mitutoyo

Quick Guide to Precision Measuring Instruments | Mitutoyo

Quick Guide to Surface Roughness Measurement | Mitutoyo

Thread Gauge Tips | Thread Gauge Maintenance, Use and Storage | Generic

Thread Gauge Tips | How to Use Thread Plug Gauges | Generic

Thread Gauge Tips | Calibration Procedures for Thread Ring Gauges | Generic

Thread Gauge Tips | Proper Care and Usage of Gauges | Generic