The calibration is under the rotate button. Each small cell for 0.06mm, big cell for 0.33mm, one loop for
1mm.
While scouring concrete, sand cement, granite or other hand materials, suggest using small depth.
Operation
The machine is designed ergonomically: a horizontal auxiliary handle, a vertical main handle with soft grip
to reduce worker fatigue while operating.
EWP-1200 exploded view