The TQC Sheen Surface Profile & Coating Thickness gauge is a combination gauge. that can be equipped with two different tips, one for surface roughness and another for coating thickness.
Supplied with a sharp tungsten carbide replaceable tip for surface profile measurement, a hardened round tip for coating thickness measurement, a glass plate for zero calibration and a leather carry pouch that fits all items.
Standards: ASTM D4417, ISO 2808