Features and Benefits:•Range: 5.5"/140mm, Resolution: .0005"/.01mm (fractions in 1/64" increments)•Reads in inch, metric and fractions•direct inch/metric/fraction conversion•Water resistant to IP54 standards•6" Jaw depth•Includes wooden caseMicrometers are a highly Precision Instrument. Do not drop, throw or abuse it in anyway. When finished, wipe it down with a clean cloth and put it back into the case. Never try to repair one in the field. This Precision Instrument carries a 90 day limited warranty. It does not cover abuse. For service call 800.255.7011