/ Precision Measuring Tools / Precision Hand Tools / Micrometers / Special Function Micrometers / 256MRL-50 * Not actual product image 55942 256MRL-50 Disc-Type Micrometer 55942 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. 0-50mm Range, 0.01mm 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 Balanced frame and thimble design ensure easy handling and better readability 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 (mm): 0-50mm Graduations (mm): 0.01mm 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 1SHELL, METRIC14947-01 2SPINDLE,MICROMETER, METRIC14940-M1 3•SPINDLE ANVIL13695-01 4RATCHET ASSEMBLYPT198321 5•CAP ASSEMBLYPT994451 6••RATCHET13196-01 7••CAP, RATCHET07671-B1 8•BODY, RATCHET #23019773-01 9•PIN, RATCHET .066D X .156LPT189761 10•SPRING, .041X.061X.188X.010X6PT076731 11•SCREW, #2-64 SLOT X .204 LONGPT197721 12ANVIL, FRAME #25618528-01 13WRENCH #3PT015261 14NUT, .375-52PT164141 15SPRING, BARREL10058-01 16SHELL, ADJ. METRIC13329-01 17FRAME S.A. 0-50MMNOT AVAILABLE1 18LOCK NUT, #436PT990701 19•RING, BINDER05323-01 20•RING, FRICTION05662-01 21•ROLL, BINDER05325-01