293-340-30 Mitutoyo Coolant-Proof Micrometer


The 293-340-30 Coolant Proof Micrometer ratchet stop thimble mechanism provides a constant measuring force on the spindle to ensure accurate, repeatable measurements. The combination of the ratchet thimble and speeder enables a rapid spindle feed when measuring widely different dimensions, as well as, easier one-handed measurements.
It comes with one year manufacturer’s warranty.
Shop for MRM 293-340-30 at MRM Metrology and use CAL 293-340-30 when ordering calibration services.


Other Models

Product Description

  • Features
  • Specifications
  • Dimensions
  • Accessories
  • Downloads
  • Calibration
○ Measurement data output is available with a water-resistant connection cable
○ Frame is coated with an anti-slip finish for improved grip during use
○ Twice as long battery life than previous models improves throughput and efficiency
○ Auto power ON/OFF function saves battery life and allows for easier use
○ Supplied in a plastic, fitted case
○ IP65 protection enabling use in environments exposed to cutting oil, etc. Anti-corrosion treatment is required after use
Range (0 to 25.4) mm / (0 to 1)”
Resolution 0.001 mm / 0.00005″
Accuracy ± 0.00005″
Flatness 0.0003 mm / 0.000012”
Parallelism 0.001 mm / 0.00004”
Measuring Faces Carbide-tipped
Display LCD
Dust / Water Protection Level IP65
Alarm Low voltage, Counting value composition error
Manufacturer’s Warranty One (1) year limited manufacturer’s warranty

Included Items
Battery (938882) SR44 (1 pc)
Battery Life Approx. 1.2 years under normal use

Calibration and Repair Services

MRM provides Calibration and Repair Services for the
293-340-30 Mitutoyo Coolant Proof Micrometers

For a quote, please email us at


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