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dIsc-type MIcroMeters

256 WItH rotAtInG or non-rotAtInG spIndles reAdAbIlIty feAtures
0-3"/0-75MM • Starrett satin chrome finish – no glare – resists rust
These tools are used to measure the thickness of work sections such as ribs, lands, • Advanced sleeve design with staggered lines and
fins, cutting edges on form tools, and chordal thickness of gear teeth. Because of their distinct figures for precise and easy readability
large anvil and spindle faces, the 1" and 25mm sizes are also useful for measuring • Quick-reading figures – every thousandth
the thickness of sheet materials like paper, cardboard, rubber, and plastics. numbered on inch tools
• Convenient decimal equivalents on 1" and 2"
reading tools
256 Disc-Type Micrometers (.001" Graduation) eAse-of-HAndlInG feAtures
Cat. No. EDP Range • Balanced frame and thimble design ensure easy
256RL-1 51236 0-1" handling and better readability MicroMeters
256PN-1 56469 0-1"
256RL-2 55940 1-2" • Ring-type knurled lock nut for quick and sure locking
256RL-3 55941 2-3" • The combination ratchet and speeder for uniform
256M Disc-Type Micrometers (0.01mm Graduation)
Cat. No. EDP Range pressure and quicker adjustment on all sizes
256MRL-25 51238 0-25mm • Gracefully designed tapered frame for use in
256MPN-25 56470 0-25mm narrow slots and tight places
256MRL-50 55942 25-50mm
256MRL-75 55943 50-75mm • Anvil and spindle discs are 1/2" (12.7mm) diameter
Cases for 256 and 256M Disc-Type Micrometers tapering to .015" (0.4mm) edge thickness making
Cat. No. EDP Description it possible to enter narrow grooves and recesses
910 55397 Deluxe case for 1" and 25mm micrometers • Available in the 1" and 25mm sizes with rotating
912 55399 Deluxe case for 2" and 50mm micrometers
922 55222 Deluxe case for 3" and 75mm micrometers or non-rotating spindle
AccurAcy And lonG-lIfe feAtures
• Rigid one-piece frame of drop forged steel
• Extremely hard and stable one-piece spindle (the
heart of our accuracy)
• Quick and easy adjustment
• Starrett workmanship
• This tool is accurate to ±.00015" or ± 0.003mm
measuring over the whole surface and ±.0002" or
±0.004mm measuring on the edges

256PN-1

256MRL-50

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