Defelsko Positest DFT Dual Steel and Aluminum Thickness Gauge 0-40 Mils FNF  Exhaust Fan Screens Built in dual stereo mics

Built in dual stereo mics with automatic noise reduction

This is a folding towel rack from a 1970s Airstream trailer

Water resistant at 100 meters / 330 feet

The side slots are 9-3/4" in length

Defelsko Positest DFT Dual Steel and Aluminum Thickness Gauge 0-40 Mils FNF  Exhaust Fan Screens Built in dual stereo micsMeasures non magnetic coatings on steel from 0 40 mils (1 1000 microns) Ready to measure no calibration required for most applications. Fast, repeatable measurements 60+ readings per minute. Includes Long Form Certificate of Calibration traceable to PTB NIST Strong, wear resistant, ruby tipped probe with 2 year warranty on entire instrument Large high contrast color display, easy to read auto rotating display with rotation lock for viewing readings in