PosiTest DFT Ferrous Coating Thickness Gage for non-magnetic coatings on steel. Measurement range: 0-40 mils (accuracy ±0.1mils), 0-1000µm (accuracy ±2 µm). 60+ readings per minute with onscreen averaging for up to 99 readings. Strong, wear-resistant, ruby-tipped probe. Dimensions: 108 x 43 x 20mm. DFTF-C comes complete with wrist strap, precision plastic shims, hard shell storage case, 2 AAA alkaline batteries, instructions, Long Form Certificate of Calibration traceable to PTB, two year warranty. ...