Sealed Unit Glass  Measuring Tool. 

Description: Deep steel gauge Vernier Caliper for checking glass thickness on double glazed sealed units without removing the glass from the frame . All sealed unit glass is  made in even numbers eg  24mm , 26mm , 28mm so with this tool you can take the measurement of the glass to order a new glass without removing the old glass from the frame . Made of steel with high carbon steel measuring rods lightweight and durable Two way measurement.

 Internal and external Zero setting in any position With easy to read large LCD display Minimum scale to read is 0.1mm / 0.01 inch An ideal tool for a broad range of industrial and automotive applications from double glazed sealed units to large tubes up to 85mm in diameter . 

Specifications :Material: Plastic Display: LCD Color: Scale process: magnetic strip filmAccuracy : 0.1mm Operating temperature: 0-40° Package Included :1 x Digital Vernier Caliper.

 https://youtu.be/Df05C-eFk0s is a video showing use of the tool.

Kit comes with storage bag as shown . And spare battery.