Mitutoyo Dial Gauge Standard 0.01 mm graduation dial gages having a bezel with an outside diameter of 57 mm. The bezel clamp and lifting lever (optional) can be attached to either the right or left side. These parts can be easily installed and removed without tools. Watertight assembly of bezel and crystal as well as the use of an O-ring prevents water or oil penetration. The stem and spindle are made of high-strength quench-hardened stainless steel suitable for heavy-duty use. A carbide contact point is used. The grand gear is made of stainless steel with high resistance to wear and deformation. Application of an anti-reflective and hard surface coating improves scale visibility along with scratch and chemical resistance.