supply of digital coating thickness gauge ferrous(dft meter) 0-2000 microns with cal. certificate foil set. , digital coating thickness gauge ferrous(dft meter) 0-2000 microns with cal. certificate foil s et.technical specification:- 1. instrument type: f-ferrous, c-conductive, f&c combined, 2. range:-0- (1999, 3000,6000,12000) ,microns. 3. resolution(microns):-0<20, 1>20, 4. accuracy:-1.5% or 2 microns whichever is more, 5. min. base thickness:-0.3mm 6. min. measuring area:-6mm, 7. working temperature:-0-50 degre e c, 8. instrument size: -135x70x24mm battery:-9v 6lf22 alkaline battery, (duracell/gp etc.) make - eray, precision, elpidan or similar. [ warranty period: 30 months after the date of delivery ] ]