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Metrology » Micrometers » Vernier Micrometers Fowler

Fowler 5-6" Outside Inch Micrometer 52-240-006-1

The Fowler No. 52-240 series offers a wide variety of sizes to cover a range of measuring needs.

Fowler micrometers are of the finest quality available, at prices that defy competition. Special care in design and workmanship create a long lasting precision tool.


• Hammertone blue baked enamel finish.
• Microfine graduations on satin chrome finish and carbide tipped measuring faces.
• Diameter of measuring faces: .256"
• Ratchet thimble
• Quick, easy zero adjustment on sleeve
• Positive lever locking clamp
• Spindle thread hardened, ground and lapped for ultimate accuracy
• Anvil & spindle hardened and precision ground with microlap finish on tips
• Meets or exceeds Federal accuracy specs.

• Standard included
• Includes a wrench and case

Range: 5-6″
Graduation: 0.0001″
Accuracy: ± 0.00025″
Flatness: 0.00003″
Thimble: Ratchet


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