Starrett MICROMETER HEAD, REVERSE 1/2-0", .001" GRADS

? The Starrett 463 Micrometer Head features reverse reading, ratchet stop, and lock nut. 1/2"-0 Range, Reverse Reading, .001"????? Grad, Ratchet Stop, Lock Nut. 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):?0-1/2" ?Graduations (in):?.001" ?Spindle Material:?Steel ?Lock Nut Type:?Ring Type Knurled ?Spindle Type:?Flat ?Thimble Type:?Ratchet ?Accuracy (in):?+/-.0001"