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Internal micrometer set 12-20 mm

Article no.: 428991 12-20

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Measuring range (mm) Unit price incl. VAT
  • Standard: Manufacturer’s standard
  • Micrometer barrel graduations: 1/50
  • Packaging: sturdy box

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Product details

Technical Data

Standard Manufacturer’s standard
Measuring range 12 mm - 20 mm
Scale divisions 0.005 mm
Micrometer barrel graduations 1/50 mm
Error limit 0.005 / 0.006 mm
Measurement technology analogue
Number of micrometers 2
Number of setting rings 1
Setting ring ⌀ 16 mm
Packaging sturdy box
Type of product 3-point internal micrometer

Identification numbers & Classifications

Article number 428991 12-20
EAN / GTIN 4045197276377
Manufacturer number 428991 12-20



Satin chrome plated scales and operating parts (from ⌀ 12 with carbide jaws). Self-centring micrometer head with 3 measuring jaws (from ⌀ 12 with carbide jaws).

Supplied with:

Internal micrometers No. 428990, setting rings (for adjustment) and extension.

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