FEATURES  Includes ratchet stop, lock nut  0.001mm Graduation  0 to 25mm Range  SPECIFICATIONS  Micrometer Type: Mechanical Micrometer Head  Range (mm): 0-25mm  Graduations (mm): 0.001mm  Spindle Material: Carbide  Lock Nut Type: Ring Type Knurled  Spindle Type: Flat  Thimble Type: Ratchet  Accuracy (mm): +/-.00075mm