Fowler 52-253-005-1 4-5" Outside Inch Micrometer

The Fowler No. 52-253 series of outside micrometers features exceptional quality and accuracy.Distinct figures and graduations on the non-glare, satin chrome background permit easy reading, and the ribbed frame allows for measuring with extra ease and comfort.

Features:

• Hammertone blue baked enamel finish.
• Microfine graduations on satin chrome finish and carbide tipped measuring faces.
• Graduation: 0.001"
• Ratchet thimble
• Includes standard with sizes 2" and over. 
• Diameter of measuring faces: 0.256"
• Flatness: 0.00003"
• Accuracy: ±0.001"
• Parallelism: 0.00005" for 0-1"
• Positive lever locking clamp ensures reliable measurement
• Anvil & spindle hardened and precision ground with microlap finish on tips
• All micrometers meet or exceed U.S. Federal specifications for accuracy
• Includes a wrench and case
• Range: 4-5''
• Graduation:  0.001''
• Accuracy: ± 0.001''
• Flatness:  0.00003''
• Thimble: Ratchet