They will not provide a stable (0) resistance reading when two probes are held together. I used sandpaper on a rotary tool to remove all of the chrome; now they work fine. They were made in China.
π CAMWAY 6 Inch Digital Caliper with LCD Display, Electronic Vernier Caliper, 150mm Stainless Steel Feeler Gauge, Plastic Digital Caliper Set for Zero Setting Inside/Outside Diameter, Depth, and Step Measurement Tool
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TV bracket Kromax DIX-18 black
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