Item #EX/TKG100, Ultrasonic Thickness Gauges - Extech

Extech TKG series are a Digital Ultrasonic Thickness Gauge/Data Logger for non-destructive thickness measurements of primarily steel structures. They are designed in compact, handheld, rugged housing ideal for field use. Select models with digital thickness readout or live color waveform and data logging function.


  •  Measure 0.040″ to 20″ steel
  • Sunlight readable LCD display
  • Color graphic display (TKG250)
  • 2 year warranty

TKG150 & TKG250 add:

  • 100k Datalogger
  • Echo-Echo test to reduce coating error
  • B-scan (visual cross section)

Catalog-Page-173c                    Thickness Gauge Datasheet

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Digital Ultrasonic Thickness Gauge