说明

• Describe Digital three-claw/three-point inner diameter micrometer for speedy measurement of by way of holes, blind holes, and bearing inner holes 1 The ratchet force measuring machine has a differential roller flower design and feels completely satisfied in the hand 2 The CLD high-definition extensive display screen has clean numbers and has a preset function to set the initial cost three The product serial code is engraved on the ruler body for anti-counterfeiting and dimension testing 4 With high-precision calibration ring gauge, the error is less than zero 5 With information cable interface, it may be used with the information cable to pour data to excel tables 6 The measuring surface is inlaid with carbide, and the high-precision probe measures the precise internal hole, which is wear-resistant and durable 7 Complete traditional accessories, including leading ruler, extension rod, ring gauge and wrench

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