... size 2. Magnetic induction 3. LCD display TT220 Coating Thickness Gauge Application: TT220 Coating thickness gauge is a subminiature measuring instrument ... thickness on the magnetic metal matrix with no damage.Features * TT220: Integrated probe F* 2 measurement modes: Continuous / single* ... Temperature0-40°CDimensions 150mm×53mm×22mm Weight 150g TT220 Coating Thickness Gauge +paint coating thickness