FEATURES  Starrett satin chrome finish - no glare - resists rust on all reading surfaces  Advanced sleeve design with staggered lines and distinct figures for precise and easy readability  Quick-reading figures  Extremely hard and stable one-piece spindle (the heart of our accuracy and long life)  Micro-lapped measuring face for flatness and squareness  Quick and easy adjustment  SPECIFICATIONS  Made in America: Yes  Micrometer Type: Mechanical Micrometer Head  Range (in): 0-1"  Graduations (in): .0001"  Spindle Material: Carbide  Lock Nut Type: Ring Type Knurled  Spindle Type: Flat  Thimble Type: Ratchet  Accuracy (in): +/-.0001"