/ Precision Measuring Tools / Precision Hand Tools / Micrometers / Special Function Micrometers / 256RL-1 * Not actual product image 51236 256RL-1 Disc-Type Micrometer 51236 Other similar products The Starrett 256M Disc-Type Micrometer is used to measure the thickness of work sections such as ribs, lands, fins, cutting edges on form tools, and chordal thickness of gear teeth. Because of their large anvil and spindle faces, the 1" and 25mm sizes are also useful for measuring the thickness of sheet materials like paper, cardboard, rubber, and plastics. 0-1" Range, .001" Grad, Ratchet Stop, Lock Nut. Features Specifications Parts Contact Starrett Features Advanced sleeve design with staggered lines and distinct figures for precise and easy readability Quick-reading figures - every thousandth numbered on inch tools Convenient decimal equivalents Balanced frame and thimble design ensure easy handling and better readability Available in the 1" and 25mm sizes with rotating or non-rotating spindle Quick and easy adjustment Starrett satin chrome finish - no glare - resists rust Ring-type knurled lock nut for quick and sure locking The combination ratchet and speeder for uniform pressure and quicker adjustment on all sizes Gracefully designed tapered frame for use in narrow slots and tight places Anvil and spindle discs are 1/2" (12.7mm) diameter tapering to .015" (0.4mm) edge thickness making it possible to enter narrow grooves and recesses Rigid one-piece frame of drop forged steel Extremely hard and stable one-piece spindle Micro-lapped measuring faces This tool is accurate to .00015" or 0.003mm measuring over the whole surface and .0002" or 0.004mm measuring on the edges Specifications Micrometer Type: Disc-Type Micrometers with rotating spindle Range (in): 0-1" Graduations (in): .001" Anvil/Spindle Material: Steel Anvil Type: Flat Disk Spindle Type: Flat Disk Lock Nut Type: Knurled Ring Type Thimble Type: Ratchet Parts Member of Kit Item #DescriptionPart No.QtyInformation 10SPINDLE, MICROMETER, ENGLISH14940-01 15•SPINDLE ANVIL13695-01 20SHELL, OUTSIDE PLAIN14834-01 30LOCK NUT, #230PT990601 40•RING, FRICTION05324-01 50•ROLL, BINDERPT053251 60•RING, BINDER09209-01 70RATCHET ASSEMBLYPT198321 80•CAP ASSEMBLYPT994451 90••RATCHET13196-01 100••CAP, RATCHET07671-B1 110•BODY, RATCHET #23019773-01 120•PIN, RATCHET .066D X .156LPT189761 130•SPRING, .041X.061X.188X.010X6PT076731 140•SCREW, #2-64 SLOT X .204 LONGPT197721 150FRAME SUB ASSEMBLYNOT AVAILABLE1 160NUT, .375-52PT164141 170SPRING, BARREL10058-01 180SHELL, ADJUSTING05134-01 190ANVIL, FRAME #25618528-01 200WRENCH #3PT015261 210CASE,PLASTIC 1" MICSPT249161NOT SHOWN