Product Description
Name: Japan's Mitutoyo waterproof digital outside micrometer
Details
Digimatic micrometer to IP65 dust / water protection standard ( 331 series ) .
Anvil and spindle are presented with a small diameter probe can be used to measure the splined shaft and keyway slots
Ratchet locking device to maintain a constant force
With SPC data output ( 331 series ) 
All plastic components are oil resistant material
± 1um increment error ( for measuring range of 75mm / 3 " below the model )
Automatic power on / off function with inspection certificate. 
( For measuring range 50mm / 2 " below the model )
Technical Parameters
Display LCD
Functional origin set , zero, data hold , auto power on / off , inch / metric conversion , SPC data output
Battery SR44 (1 pc )
Battery life under normal use is approximately 1.2 years
Dust / water protection to IP65 protection standards
Maximum response speed without limits