AUTOMATIC MICROMETER, LOUIS SCHOPPER LEIPZIG, 1st half of the 20th century, heavy cast iron base with measuring anvil, front-glazed dial indicator on top with lever to raise and lower the measuring spindle.
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0.01mm Digital Micrometer For Auto Measuring Tool Tread Depth Gauge 0-25mm LCD Carbon Tips For Carver Height Instruments
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Digital Caliper, HARDELL 6 Inch Stainless Steel Caliper Measuring Tool with Large LCD Screen, Electronic Micrometer Caliper Digital Inch/Millimeter Conversion, Automatic Off(Ruler & 2 Batteries): Amazon.com: Industrial & Scientific
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