Blankenhorn 25–50 mm thread micrometer in an open wooden case with accessories and a metric and Whitworth thread chart.

Blankenhorn 25–50 mm Thread Micrometer in Wooden Case

€195,00 EUR
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Blankenhorn 25–50 mm thread micrometer in an open wooden case with accessories and a metric and Whitworth thread chart.
  • Blankenhorn 25–50 mm thread micrometer in an open wooden case with accessories and a metric and Whitworth thread chart.
  • Close-up of the Blankenhorn thread micrometer marked 25–50 mm, 0.01 mm and 20°C, with a loose 55-degree measuring insert.
  • Detail of the black grip plate on the Blankenhorn thread micrometer, showing the brand, 25–50 mm range and 0.01 mm graduations.
  • Blankenhorn 25–50 mm thread micrometer standing upright in front of its open wooden storage case.
  • Rear view of the Blankenhorn thread micrometer showing the metal frame, black grip plate and knurled adjustment controls.
  • Close-up of the Blankenhorn micrometer thimble showing the engraved scale, knurled controls and WEST-GERMANY marking.
  • Close-up of the engraved scale and DIN 863/1 marking on the Blankenhorn thread micrometer.
  • Blankenhorn 25–50 mm thread micrometer in an open wooden case with accessories and a metric and Whitworth thread chart.
  • Close-up of the Blankenhorn thread micrometer marked 25–50 mm, 0.01 mm and 20°C, with a loose 55-degree measuring insert.
  • Detail of the black grip plate on the Blankenhorn thread micrometer, showing the brand, 25–50 mm range and 0.01 mm graduations.
  • Blankenhorn 25–50 mm thread micrometer standing upright in front of its open wooden storage case.
  • Rear view of the Blankenhorn thread micrometer showing the metal frame, black grip plate and knurled adjustment controls.
  • Close-up of the Blankenhorn micrometer thimble showing the engraved scale, knurled controls and WEST-GERMANY marking.
  • Close-up of the engraved scale and DIN 863/1 marking on the Blankenhorn thread micrometer.
Blankenhorn 25–50 mm Thread Micrometer in Wooden Case

Blankenhorn 25–50 mm Thread Micrometer in Wooden Case

€195,00 EUR
Vintage Blankenhorn thread micrometer with a measuring range of 25–50 mm, housed in a wooden case with accessories. Known in German as a Gewindemessschraube, this instrument is designed for measuring screw threads. Its metal frame, black grip plates and engraved scale give it a distinctive technical appearance. The instrument bears the markings Blankenhorn, 25–50 mm, 0.01 mm, 20°C, WEST-GERMANY and DIN 863/1. The case contains the loose components shown in the photos, an adjustment wrench and a chart for metric and Whitworth threads. The instrument and wooden case show visible signs of use and age. The photos form part of the description and show the actual item and included components. Operation, completeness and current calibration have not been verified. The 0.01 mm scale graduations do not guarantee current measuring accuracy. Stated weight: 678 g. Stated dimensions: 24 × 12 × 3 cm. Only one example of this product is available. Tracked shipping is calculated separately.

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