/ Precision Measuring Tools / Precision Hand Tools / Micrometers / Micrometer Heads / 463XRL * Not actual product image 64687 463XRL Micrometer Head 64687 Other similar products The Starrett 463 Micrometer Head features ratchet stop, lock nut, and carbide face. 0-1/2" Range, .001" Grad, Ratchet Stop, Lock Nut, Carbide Face. Note:This item is discontinued. Please consider the recommended alternative listed above or contact our special order department at (978) 249-3551 x410 for more information. Features Specifications Parts Downloads Contact Starrett 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 Micrometer Type: Mechanical Micrometer Head Range (in): 0-1/2" Graduations (in): .001" Spindle Material: Carbide Lock Nut Type: Ring Type Knurled Spindle Type: Flat Thimble Type: Ratchet Accuracy (in): +/-.0001" Parts Member of Kit Item #DescriptionPart No.QtyInformation 10STEM, HEAD16924-01 20SHELL, OUTSIDE26346-01 30SPINDLE, ENGLISH CARBIDE26352-01 40NUT, .312-60 ADJUSTING16906-01 50SHELL, ADJUSTING16914-01 60SPRING, BARREL01641-C1 70LOCK NUT COMPLETEPT991861 80•SPRING, .089X.107X.062X.009X213207-01 90•PIN, .085X.125X.10809762-01 100•RING, BINDER09761-01 110RATCHET ASSEMBLYPT198321 120•CAP ASSEMBLYPT994451 130••RATCHET13196-01 140••CAP, RATCHET07671-B1 150•BODY, RATCHET #23019773-01 160•PIN, RATCHET .066D X .156LPT189761 170•SPRING, .041X.061X.188X.010X6PT076731 180•SCREW, #2-64 SLOT X .204 LONGPT197721 190WRENCH #232 1/2PT171841 Downloads 2D Dimensional Drawing (PDF) .pdf 36.38 kb Catalog 33 - Section 1 - Micrometers In the hands of a skilled operator, the precision micrometer is the most accurate hand-held tool available. When close measurements are necessary, the micrometer is the ideal tool for the job because measurement and reading are on the same axis and the anvil end is supported by a strong frame. Precision Hand Tools (Catalog 33) 612 page catalog featuring precision hand tool, force measurement, vison systems, optical comparators, laser measurement, and flat stock.