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screW tHreAd MIcroMeters

575, 585 MIcroMeters for MeAsurInG pItcH dIAMeter reAdAbIlIty feAtures
0-1"/0-25MM; 1-2"/25-50MM • Starrett satin chrome finish – no glare – resists rust
• Advanced sleeve design with staggered lines and
These micrometers have a pointed spindle and a double V-anvil, both shaped to
contact the screw thread as shown in the drawing. The micrometer reading therefore distinct figures for precise and easy readability
gives the pitch diameter.* • Decimal equivalents on inch tools
eAse-of-HAndlInG feAtures
• Balanced frame and thimble design for easy
handling and better readability
MicroMeters Cat. No. EDP Range, Threads Per inch Capacity, Pitch Diameter • Gracefully designed tapered frame for use in
575 and 585 Screw Thread Micrometers (.001" Graduation)
56159
7-9
575AP
narrow slots and tight places
56160
10-13
575BP
• Furnished with fixed (non-rotating) anvil, but
56161
575CP
14-18
0-1"
swivel anvils available on special order
575DP
20-24
56162
575EP
575FP 56163 28-30 • Available in capacity over 2" or 50mm (special order)
32-40
56164
585AP 56165 4 1/2 - 6 AccurAcy And lonG-lIfe feAtures
585BP 56166 7-9 • One-piece frame of drop forged steel
585CP 56167 10-13 1-2" • Extremely hard and stable one-piece spindle (the
585DP 56168 14-18
585EP 56169 20-24 heart of our accuracy)
585FP 56170 28-30 • Quick and easy adjustment
575M and 585M Screw Thread Micrometers (0.01mm Graduation)
Cat. No. EDP Range, Pitch in mm Capacity, Pitch Diameter • Design allows 50% to 75% contact with the
575MAP 56321 3-4 thread to be measured, thereby insuring contact
575MBP 56322 2-2.5 with the pitch diameter at all times
575MCP 56323 1.25-1.75 0-25mm • Design also ensures against contact with the root
575MDP 56324 0.75-1
575MEP 56325 0.5-0.7 area of the thread
575MFP 56326 0.35-0.45 • Tools are accurate to ±.0002" or 0.004mm
585MAP 56327 4.5-6 575 And 585 – IncH
585MBP 56328 3-4 25-50mm
585MCP 56329 2-2.5 For measuring American Unified National series and
585MDP 56330 1.25-1.75 Unified J series screw threads. 585 micrometers come
Cases with a one-inch standard at no extra cost.
Cat. No. EDP Description
910 55397 Attractive protective case for 575 575M And 585M – MetrIc
912 55399 Attractive protective case for 585 For measuring I.S.O. metric and MJ screw threads.
Swivel anvil available on special order – also in capacities over 2" (50mm).
575 sent in fitted case. 585M micrometers come with a 25mm standard at no
585 packed one in a box without case. extra cost.

575AP
A

B
* MEASURING TIP: These tools are accurate for general purposes, With the 575AP 0-1", pitch diameter is read directly in inches, since
especially if set to a thread plug gage of the size to be measured. the line AB corresponds to the 0 reading.

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