Micrometers

Shop the best micrometers at Cromwell Tools. From digital to external micrometers, we have the tools for accurate measurements. Explore our range today.

Digital and Mechanical Micrometers | Cromwell Tools

Measuring & Test Equipment

categoryId

stockStatus

Brand

System of Measurement

Measuring Range (mm)

Accuracy (mm)

Ingress Protection Rating (IP Rating)

Measurement Range (mm)

Resolution (mm)

Display Type

Set Type

Graduations (mm)

Graduation (mm)

Product Type

Linear Measurement Equipment

Analogue External Micrometers

Oxford

Oxfords Versatile range of micrometers with interchangeable anvils with ratchet top, lock, setting standards and wooden case. Rigid and stable cast Iron frame thats perforated for lightness.

Interchangeable Anvil Micrometers

500-600mm INTERCHANGEABLE ANVIL MICROMETER

Micrometer Accessories

Metric Sizes
For setting external micrometers, calipers etc. to zero, providing accurate repeatability of measurements. Flat, lapped measuring ends with fitted heat insulation block. Manufactured to BS 870.

For setting external micrometers, calipers etc. to zero, providing accurate repeatability of measurements. Flat, lapped measuring ends with fitted heat insulation block.
Manufactured to BS 870.
Weight 62g.

Micrometer Setting Standards - Metric

200mm MICROMETER SETTING ROD

275mm MICROMETER SETTING ROD

With enamelled frame and tungsten carbide tipped anvils. High quality fitted metal case with adjusting spanner. Sizes 25 - 50mm/1 - 2” and over supplied with setting standard. Manufactured to BS 870. All supplied in a impact resistant fitted plastic case.

Precision is paramount with our robust enamelled framed external micrometer. Featuring tungsten carbide tipped anvils, this tool ensures high-precision measurements in diverse applications. Ideal for workshops and manufacturing, the micrometer delivers accurate and reliable results. Its sturdy construction and advanced features make it a must-have for professionals and enthusiasts who prioritize precision in their measurements. Whether measuring dimensions in intricate projects or demanding industrial settings, this external micrometer guarantees dependable performance, setting a standard for accuracy in dimensional measurement tasks.

Features & Benefits
• Enamelled frame with tungsten carbide tipped anvils for hardwearing use
• Excellent fitted metal case with adjusting spanner
• Range Size from 25 - 50mm & over supplied with setting standard
• Manufactured to BS 870 standard
• Supplied in an impact resistant fitted plastic case
• Resolution: 0.01mm
• Weight 230g

Notes
• Adjusting spanner & metal case included


Enamelled Frame External Micrometers - Metric

225-250mm EXTERNAL MICROMETER

Spindle diameter: 5mm.
Spindle housing diameter: 9.5mm.
Main body diameter: 14mm.
Range: 0 - 13mm.
Graduation: 0.01mm.
Accuracy: 0.004mm.

Spherical Face
Supplied with setting keys.

Spindle diameter: 5mm. 
Spindle housing diameter: 9.5mm. 
Main body diameter: 14mm.
Accuracy: 0.004mm.
Range: 0 - 13mm. 
Resolution: 0.01mm.

Micrometer Head

MICROMETER HEAD 0-13mmx0.01mm SPHERICAL FACE

125-150mm EXTERNAL MICROMETER

Kennedy

Enamelled frame and tungsten carbide tipped anvils. Manufactured to BS 870.
Accuracy:
Flatness: 0.6mm.
Parallelism: (2 + L/100) µm (fraction rounded down).
Instrumental error: ±(1 + L/75) µm (fraction rounded up).
L = maximum measuring length.

Manufactured to BS 870.
Supplied in a durable plastic case.
Flatness: 0.6mm.
Parallelism: (2 + L/100) µm 
(fraction rounded down).
Instrumental error: ±(1 + L/75) µm 
(fraction rounded up).
L = maximum measuring length


Imperial External Micrometers

1-2" EXTERNAL MICROMETER

300mm MICROMETER SETTING ROD

With enamelled frame and tungsten carbide tipped anvils. High quality fitted metal case with adjusting spanner. Sizes 1 - 2" and over supplied with setting standard. Manufactured to BS 870. All supplied in a impact resistant fitted plastic case.

Enamelled Frame External Micrometers - Imperial

2-3" EXTERNAL MICROMETER

275-300mm EXTERNAL MICROMETER

Enamelled frame and tungsten carbide tipped anvils. Manufactured to BS 870.
Supplied in a durable plastic case.
Flatness: 0.6mm.
Parallelism: (2 + L/100) µm 
(fraction rounded down).
Instrumental error: ±(1 + L/75) µm 
(fraction rounded up).
L = maximum measuring length

Metric External Micrometers

100-125mm EXTERNAL MICROMETER

Moore & Wright

Series 965 - Metric
Blue textured tapered bow frame. Supplied in a durable plastic pocket case.

All have hardened steel or tungsten carbide measuring faces with a choice of standard or vernier type sleeve. Fitted with a 6.5mm spindle diameter, speeder type ratchet and locking lever. Supplied with an adjusting key. Comply with BS870, DIN863/1, ISO361.



All have tungsten carbide measuring faces with a choice of standard or vernier type sleeve. Fitted with a speeder type ratchet and locking lever. Supplied with an adjusting key.
Comply with BS870, DIN863/1, ISO361.
6.5mm spindle diameter.


1961/1965 Series Mechanical External Micrometers 

1965B 0-1" OUTSIDE MICROMETER

75-100mm EXTERNAL MICROMETER

0-1" EXTERNAL MICROMETER

Mitutoyo

Enamelled Frame - Ratchet Thimble
Economy type with carbide tipped anvils.

Flatness: 0.6mm for up to 300mm (12").
1.0mm for up to 300 - 500mm (12 - 20").
Parallelism: 2+L/100)mm (fraction rounded down).
L = maximum measuring length.

103 Series External Micrometers - Imperial

103-132 1-2" O/S MICROMETER

4-5" EXTERNAL MICROMETER

Blue textured tapered bow frame. Supplied in a durable plastic pocket case.

Graduation: 0.01mm.

All have tungsten carbide measuring faces with a choice of standard or vernier type sleeve. Fitted with a 6.8mm spindle diameter, speeder type ratchet and locking lever. Supplied with an adjusting key.
Comply with BS870, DIN863/1, ISO361.

Blue textured tapered bow frame. Supplied in a durable plastic pocket case.

1966 Series External Micrometers

1966M/50 25-50MM OUTSIDE MICROMETER

1966M/75 50-75MM OUTSIDE MICROMETER

5-6" EXTERNAL MICROMETER

Series 167 - Metric
For zero adjustment of outside micrometers.
Accuracy: 
Flatness: within 0.3µm.
Parallelism: within 2µm.

For zero adjustment of outside micrometers.
Flatness: within 0.3µm.
Parallelism: within 2µm.

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Micrometers

Oxford

500-600mm INTERCHANGEABLE ANVIL MICROMETER

5 Variations

Oxford

200mm MICROMETER SETTING ROD

12 Variations

Oxford

275mm MICROMETER SETTING ROD

12 Variations

Oxford

225-250mm EXTERNAL MICROMETER

12 Variations

Oxford

MICROMETER HEAD 0-13mmx0.01mm SPHERICAL FACE

Oxford

125-150mm EXTERNAL MICROMETER

12 Variations

Kennedy

1-2" EXTERNAL MICROMETER

4 Variations

Oxford

300mm MICROMETER SETTING ROD

12 Variations

Oxford

2-3" EXTERNAL MICROMETER

6 Variations

Oxford

275-300mm EXTERNAL MICROMETER

12 Variations

Kennedy

100-125mm EXTERNAL MICROMETER

6 Variations

Moore & Wright

1965B 0-1" OUTSIDE MICROMETER

8 Variations

Kennedy

75-100mm EXTERNAL MICROMETER

6 Variations

Oxford

0-1" EXTERNAL MICROMETER

6 Variations

Mitutoyo

103-132 1-2" O/S MICROMETER

16 Variations

Oxford

4-5" EXTERNAL MICROMETER

6 Variations

Moore & Wright

1966M/50 25-50MM OUTSIDE MICROMETER

11 Variations

Moore & Wright

1966M/75 50-75MM OUTSIDE MICROMETER

11 Variations

Kennedy

5-6" EXTERNAL MICROMETER

4 Variations

Mitutoyo

167-114 350mm MEASURING STANDARD

24 Variations

Oxford

5-6" EXTERNAL MICROMETER

6 Variations

Oxford

3-4" EXTERNAL MICROMETER

6 Variations

Moore & Wright

1966M/150 125-150MM OUTSIDE MICROMETER

11 Variations

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