<VV> bondo meters

[Chris & Bill Strickland]

Elcometer 311 Paint Thickness Meter, Elcometer 311 Coating Thickness 
Gauge, Elcometer 311 Paint Thickness Meters & Elcometer 311 Coating 
Thickness Gauges and Elcometer Paint Inspection Equipment

"They will even find bondo under the paint, so while we call them 
Elcometer 311 Paint Thickness Meter, Elcometer 311 Coating Thickness 
Gauge, Elcometer 311 Paint Thickness Meters & Elcometer 311 Coating 
Thickness Gauges and Elcometer Paint Inspection Equipment they are also 
bondo locators, too."

http://www.paintmeter.com/

fwiw,

Bill Strickland