Mahr Self-Centering Dial Bore Gauge 844N (4474000) 844N1850 1 S

Catalogue number: 844N1850 Features: ●The measuring head consists of a carbide-tipped movable anvil and a steel replaceable fixed anvil. ●The transmission lever system transfers the movement of the movable anvil to the indicator. ●The wide-range centering bridge allows automatic centering of the bore. ●Both the shank and the transfer rod are made of heat-resistant Invar steel, so they are not affected by temperature. ●The carbide-tipped movable anvil is resistant to damage. ●The carbide-tipped movable anvil ensures high wear resistance. Applications: ●Measurement of hole diameter, roundness, cone shape, and distance between flat and parallel surfaces. Specifications: ●Manufacturer code: 4474000 ●Measuring range (mm): 18-50 ●Wide range accuracy (μm): ≦2 ●Repeatability (μm): ≦0.5 ●Number of anvils: 9 ●Number of replacement washers: 3 ●Indicator sold separately Set contents/accessories: ●Measuring holder ●Measuring head ●Anvil spindle ●Wooden case