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SPI Electronic Oditest Caliper Gage for Pipes and Tubes, 0-0.39" - 15-504-4 - Light Tool Supply
SHAHE Digital External Caliper 12.7-165mm Fraction/mm/in Inside Digital Caliper Gauge For Woodworking - AliExpress
Model 54-554-711-0-0.400 / 0-10 mm Range-0.0005 / 0.02 mm Resolution - Electronic External