- The anvil and spindle have a small diameter for measuring splined shafts, slots, and keyways.
- With Ratchet Stop for constant force.
- With SPC output
- With a standard bar except 0-1” model.
- Carbide tipped Measuring faces:
- Battery life*: Approx. 1.2 years under normal use
- Dust/Water protection level*: IP65
- MeasurLink Enabled
- Type A & B anvils available (see below)


Mitutoyo - Digital Spline Micrometers - (IP65) - 331 Series - (Metric)
Item No. | Range | Anvil Dia.- Length - Type | Graduation | MSRP | Our Price | QTY |
---|---|---|---|---|---|---|
331-251-30 | 0 - 25mm | 3mm Dia. x 10mm L - Type A Anvils | 0.001mm | $533.00 | $480.00 | |
331-252-30 | 25 - 50mm | 3mm Dia. x 10mm L - Type A Anvils | 0.001mm | $533.00 | $480.00 | |
331-253-30 | 50 - 75mm | 3mm Dia. x 10mm L - Type A Anvils | 0.001mm | $599.00 | $539.00 | |
331-254-30 | 75 - 100mm | 3mm Dia. x 10mm L - Type A Anvils | 0.001mm | $599.00 | $539.00 | |
331-261-30 | 0 - 25mm | 2mm Dia. x 5mm L - Type B Anvils | 0.001mm | $622.00 | $560.00 | |
331-262-30 | 25 - 50mm | 2mm Dia. x 5mm L - Type B Anvils | 0.001mm | $622.00 | $560.00 | |
331-263-30 | 50 - 75mm | 2mm Dia. x 5mm L - Type B Anvils | 0.001mm | $750.00 | $675.00 | |
331-264-30 | 75 - 100mm | 2mm Dia. x 5mm L - Type B Anvils | 0.001mm | $750.00 | $675.00 |