Ruby Filter Moore The Technique Rear Bearing T

The Technique Rear Bearing T

Dual-function design combines two groove types on a single upper roller

scrubbed clean of smoke and particulate matter

use a 3M light deburring wheel or medium-grit emery paper

A set screw above the digital readout allows you to lock the bar in place — useful when using the Set button to compare two rings or calculate the exact circumference difference to add or subtract during sizing work

Ruby Filter Moore The Technique Rear Bearing TA ruby filter is a simple yet effective gemological tool used to help differentiate natural rubies from ruby simulants and look alike stones. By altering the way certain wavelengths of light are viewed, it assists in identifying characteristic color reactions during examination. Features Assists in distinguishing rubies from ruby simulants Highlights characteristic color reactions under filtered light Compact and easy to use in bench or field settings