Mechanical Tubular-Rod Inside Micrometer, Range 4 in to 40 in, Resolution 0.001 in, SPC Output No, Movement of Screw 1 in, Inside Micrometer Type Tubular Inside Micrometer, Number of Measuring Rods 10, Number of Micrometers 1, Operation Type Mechanical, Thimble Type Plain, Case Included Yes, Case Type Wood Case, Contact Point Material Steel, Contact Point Shape Curved As a 2-point contact tool, the inside micrometer is used for measuring taper, out of round, bell mouth, and barrel. Positive-locking nut. Coiled, spring-pressure, contact-type rods are marked with appropriate lengths. Includes adjustment wrenches and a storage case.
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