Eisen Master Pin Gauge Grade 0 EP 4.010 EP-4.010 1 piece

Catalog number: EP-4.010 Features: ●This pin gauge can also be used as a high-precision master. ●The case comes with actual outer diameter measurement data. Specifications: ●Nominal size (mm): 4.01 ●Length (mm): 50 ●Diameter precision: 0.0005 ●Circularity: 0.0003 ●Hardness: HRC58 or higher ●Set contents: - ●Outer diameter tolerance ±0.5μm Roundness/diameter difference 0.3μm Surface roughness 0.05μmRa