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Coolant-Proof Micrometer

The Mitutoyo Digimatic coolant-proof digital SPC output capable micrometer produces highly accurate, repeatable measurements even when exposed to liquids and dirt.

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Features & Benefits

The Mitutoyo IP65 rated coolant-proof micrometer’s 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.

  • Ranges from 0-12”/0-300mm
  • 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
  • Includes a standard bar except for the 0-1”/0-25mm model
  • Some models include a Mitutoyo Certificate of Inspection*
  • Supplied in a plastic, fitted case
  • IP65 protection permits use in environments exposed to cutting oil, dust, etc.**

*It is not the type used to obtain calibration certificates.
**Anti-corrosion treatment is required after use

SERIES 293 Technical Data
Technology: Digimatic
IP Rating: IP65
Measuring Faces: Carbide tip
Display: LCD
Battery: SR44 (1pc.) 938882
Battery Life: Approx. 2.4 years under normal use
Product List
Order No.: Product Image: Units: Range: Resolution: Accuracy: SPC Output: Ratchet/Thimble: Mass: Measuring Force: Flatness: Parallelism: Set/s: Optional Accessories:
293-230-30 Metric 0-25mm 0.001mm ±1µm Yes Ratchet Stop 270g 5-10N 0.3µm 1µm or less - -
293-231-30 Metric 25-50mm 0.001mm ±1µm Yes Ratchet Stop 330g 5-10N 0.3µm 1µm or less - -
293-232-30 Metric 50-75mm 0.001mm ±2µm Yes Ratchet Stop 470g 5-10N 0.3µm 2µm or less - -
293-233-30 Metric 75-100mm 0.001mm ±2µm Yes Ratchet Stop 625g 5-10N 0.3µm 2µm or less - -
293-235-30 Metric 25-50mm 0.001mm ±1µm Yes Ratchet Thimble 330g 7-12N 0.3µm 1µm or less - -
293-236-30 Metric 50-75mm 0.001mm ±2µm Yes Ratchet Thimble 470g 7-12N 0.3µm 2µm or less - -
293-237-30 - Metric 75-100mm 0.001mm ±2µm Yes Ratchet Thimble 625g 7-12N 0.3µm 2µm or less - -
293-240-30 - Metric 0-25mm 0.001mm ±1µm No Ratchet Stop 270g 5-10N 0.3µm 1µm or less - -
293-241-30 - Metric 25-50mm 0.001mm ±1µm No Ratchet Stop 330g 5-10N 0.3µm 1µm or less - -
293-242-30 - Metric 50-75mm 0.001mm ±2µm No Ratchet Stop 470g 5-10N 0.3µm 2µm or less - -
293-243-30 Metric 75-100mm 0.001mm ±2µm No Ratchet Stop 625g 5-10N 0.3µm 2µm or less - -
293-244-30 - Metric 0-25mm 0.001mm ±1µm No Ratchet Thimble 270g 7-12N 0.3µm 1µm or less - -
293-245-30 - Metric 25-50mm 0.001mm ±1µm No Ratchet Thimble 330g 7-12N 0.3µm 1µm or less - -
293-246-30 - Metric 50-75mm 0.001mm ±2µm No Ratchet Thimble 470g 7-12N 0.3µm 2µm or less - -
293-247-30 - Metric 75-100mm 0.001mm ±2µm No Ratchet Thimble 625g 7-12N 0.3µm 2µm or less - -
293-250-30 - Metric 100-125mm 0.001mm ±2µm Yes Ratchet Stop 600g 5-10N 0.3µm 3µm or less - -
293-251-30 - Metric 125-150mm 0.001mm ±2µm Yes Ratchet Stop 740g 5-10N 0.3µm 3µm or less - -
293-252-30 Metric 150-175mm 0.001mm ±3µm Yes Ratchet Stop 800g 5-10N 0.3µm 3µm or less - -
293-253-30 - Metric 175-200mm 0.001mm ±3µm Yes Ratchet Stop 970g 5-10N 0.3µm 4µm or less - -
293-254-30 - Metric 200-225mm 0.001mm ±3µm Yes Ratchet Stop 1100g 5-10N 0.3µm 4µm or less - -
293-255-30 - Metric 225-250mm 0.001mm ±4µm Yes Ratchet Stop 1270g 5-10N 0.3µm 4µm or less - -
293-256-30 - Metric 250-275mm 0.001mm ±4µm Yes Ratchet Stop 1340g 5-10N 0.3µm 4µm or less - -
293-257-30 - Metric 275-300mm 0.001mm ±4µm Yes Ratchet Stop 1540g 5-10N 0.3µm 5µm or less - -
293-330-30 Metric, Inch 0-1" / 0-25.4mm 0.00005" / 0.001mm ±0.00005" Yes Ratchet Stop 270g 5-10N 0.3µm / 0.000012" 0.000040" or less / 1µm or less - -
293-331-30 - Metric, Inch 1-2" / 25.4-50.8mm 0.00005" / 0.001mm ±0.00005" Yes Ratchet Stop 330g 5-10N 0.3µm / 0.000012" 0.000040" or less / 1µm or less - -
293-332-30 - Metric, Inch 2-3" / 50.8-76.2mm 0.00005" / 0.001mm ±0.0001" Yes Ratchet Stop 470g 5-10N 0.3µm / 0.000012" 0.000080" or less / 2µm or less - -
293-333-30 - Metric, Inch 3-4" / 76.2-101.6mm 0.00005" / 0.001mm ±0.0001" Yes Ratchet Stop 625g 5-10N 0.3µm / 0.000012" 0.000080" or less / 2µm or less - -
293-334-30 - Metric, Inch 0-1" / 0-25.4mm 0.00005" / 0.001mm ±0.00005" Yes Ratchet Thimble 270g 7-12N 0.3µm / 0.000012" 0.000040" or less / 1µm or less - -
293-335-30 Metric, Inch 0-1" / 0-25.4mm 0.00005" / 0.001mm ±0.00005" Yes Friction Thimble 270g 7-12N 0.3µm / 0.000012" 0.000040" or less / 1µm or less - -
293-336-30 - Metric, Inch 1-2" / 25.4-50.8mm 0.00005" / 0.001mm ±0.00005" Yes Friction Thimble 330g 7-12N 0.3µm / 0.000012" 0.000040" or less / 1µm or less - -
293-340-30 - Metric, Inch 0-1" / 0-25.4mm 0.00005" / 0.001mm ±0.00005" No Ratchet Stop 270g 5-10N 0.3µm / 0.000012" 0.000040" or less / 1µm or less - -
293-341-30 - Metric, Inch 1-2" / 25.4-50.8mm 0.00005" / 0.001mm ±0.00005" No Ratchet Stop 330g 5-10N 0.3µm / 0.000012" 0.000040" or less / 1µm or less - -
293-342-30 - Metric, Inch 2-3" / 50.8-76.2mm 0.00005" / 0.001mm ±0.0001" No Ratchet Stop 470g 5-10N 0.3µm / 0.000012" 0.000080" or less / 2µm or less - -
293-343-30 Metric, Inch 3-4" / 76.2-101.6mm 0.00005" / 0.001mm ±0.0001" No Ratchet Stop 625g 5-10N 0.3µm / 0.000012" 0.000080" or less / 2µm or less - -
293-344-30 - Metric, Inch 0-1" / 0-25.4mm 0.00005" / 0.001mm ±0.00005" No Ratchet Thimble 270g 7-12N 0.3µm / 0.000012" 0.000040" or less / 1µm or less - -
293-345-30 - Metric, Inch 1-2" / 25.4-50.8mm 0.00005" / 0.001mm ±0.00005" No Ratchet Thimble 330g 7-12N 0.3µm / 0.000012" 0.000040" or less / 1µm or less - -
293-346-30 - Metric, Inch 2-3" / 50.8-76.2mm 0.00005" / 0.001mm ±0.0001" No Ratchet Thimble 470g 7-12N 0.3µm / 0.000012" 0.000080" or less / 2µm or less - -
293-347-30 - Metric, Inch 3-4" / 76.2-101.6mm 0.00005" / 0.001mm ±0.0001" No Ratchet Thimble 625g 7-12N 0.3µm / 0.000012" 0.000080" or less / 2µm or less - -
293-348-30 - Metric, Inch 0-1" / 0-25.4mm 0.00005" / 0.001mm ±0.00005" No Friction Thimble 270g 7-12N 0.3µm / 0.000012" 0.000040" or less / 1µm or less - -
293-349-30 - Metric, Inch 0-1" / 0-25.4mm 0.00010" / 0.001mm ±0.00005" No Ratchet Thimble 270g 7-12N 0.3µm / 0.000012" 0.000040" or less / 1µm or less - -
293-350-30 Metric, Inch 4-5" / 101.6-127mm 0.00010" / 0.001mm ±0.0001" Yes Ratchet Stop 600g 5-10N 0.3µm / 0.000012" 0.000120" or less / 3µm or less - -
293-351-30 Metric, Inch 5-6" / 127-152.4mm 0.00010" / 0.001mm ±0.0001" Yes Ratchet Stop 740g 5-10N 0.3µm / 0.000012" 0.000120" or less / 3µm or less - -
293-352-30 Metric, Inch 6-7" / 152.4-177.8mm 0.00010" / 0.001mm ±0.0002" Yes Ratchet Stop 800g 5-10N 0.3µm / 0.000012" 0.000120" or less / 3µm or less - -
293-353-30 - Metric, Inch 7-8" / 177.8-203.2mm 0.00010" / 0.001mm ±0.00015" Yes Ratchet Stop 970g 5-10N 0.3µm / 0.000012" 0.000160" or less / 4µm or less - -
293-354-30 Metric, Inch 8-9" / 203.2-228.6mm 0.00010" / 0.001mm ±0.00015" Yes Ratchet Stop 1100g 5-10N 0.3µm / 0.000012" 0.000160" or less / 4µm or less - -
293-355-30 - Metric, Inch 9-10" / 228.6-254mm 0.00010" / 0.001mm ±0.0002" Yes Ratchet Stop 1270g 5-10N 0.3µm / 0.000012" 0.000160" or less / 4µm or less - -
293-356-30 - Metric, Inch 10-11" / 254-279.4mm 0.00010" / 0.001mm ±0.0002" Yes Ratchet Stop 1340g 5-10N 0.3µm / 0.000012" 0.000160" or less / 4µm or less - -
293-357-30 - Metric, Inch 11-12" / 279.4-304.8mm 0.00010" / 0.001mm ±0.0002" Yes Ratchet Stop 1540g 5-10N 0.3µm / 0.000012" 0.000200" or less / 5µm or less - -
293-960-30 Metric, Inch 0-3" / 0-76.2mm 0.00005" / 0.001mm ±0.0001" Yes Ratchet Stop - 5-10N 0.3µm / 0.000012" - - -
293-961-30 Metric, Inch 0-4" / 0-101.6mm 0.00005" / 0.001mm ±.0001, .00005" Yes Ratchet Stop - 5-10N 0.3µm / 0.000012" - - -
293-962-30 - Metric 0-75mm 0.001mm ±1, 2µm Yes Ratchet Stop - 5-10N 0.3µm / 0.000012" - - -
293-966-30 - Metric 0-50mm 0.001mm ±1µm Yes Ratchet Stop - 5-10N 0.3µm / 0.000012" - - -