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TESA 00240704 XB Wire for Screw Threads Micrometer, 0.29 mm Diameter, 0.45 & 0.5 mm Thread pitch : Amazon.co.uk: Business, Industry & Science
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Martin Tschopp 501-07 Thread measuring wires with micrometer holder Diameter : 0.530mm/.02086'' Accuracy : 0.001
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