Mitutoyo Spline Micrometers Series 331

Features:

IP65 water/dust protection (Series 331)
The anvil and spindle have a small diameter for measuring splined shafts, slots, and keyways.
With Ratchet Stop for constant force.
With SPC output (Series 331)
With a standard bar except 0‐25mm and 0‐1" model.
Supplied in fitted plastic case.

Function:

Origin‐set, Zero‐setting,Data hold, Data output, inch/mm conversion (inch/mm models)
Alarm: Low voltage, Counting value composition error

Additional Information

Technical Data:

Resolution*: 0.001mm or .00005"/0.001mm
Graduation**:0.01mm, .001" or .0001"
Flatness: 0.3im/.000012"
Parallelism: (2+R/100)im, R=max.range (mm)
[.00008"+.00004" (L/4")]
L=max. range (inch)
Measuring faces: Carbide tipped.
Display*: LCD
Battery*: SR44 (1pc) 938882
Battery life*: Approx. 1.2 years under normal use
Dust/water protection level*: IP65
*Digital models**Analog models

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