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Digital 3-Point Bore Micrometers Online

Original price was: $445.00.Current price is: $89.00.

SKU: US-1966662942790 Categories: , Tags: , , ,

Description

Digital 3-Point Bore Micrometers

Description

Self-Centering 3-Point Bore Micrometers for accurate Measurement of Internal Diameters. Each 3-Point Bore Micrometer comes in its own fitted hard case complete with setting ring and depth extension. Ring gage certificate to NIST available upon request.

Features
  • Self-aligning and self-centering
  • Carbide tipped measuring contact points suitable for blind bore measurements
  • Ratchet stop provides uniform measuring
  • Setting ring accuracy ±.000020″
  • Resolution: .00005″/0.0001mm (inch/metric conversion)
  • Thimble Graduation: 0.0001″
  • Easy to read electronic digital display with the following measurement functions:

                – Absolute and incremental measurement
                 – Tolerance settings
                 – Preset (+ and -)
                 – Hold Key
                 – SPC data output capability (RS232C)

Each 3-Point Bore Micrometer comes in its own fitted hard case complete with setting ring and depth extension. Ring gage certificate to NIST available upon request.

Dimensions 
Model No.

Measuring Range

 Accuracy Extension Rod Length Setting Ring Dia.
20850 .275 – .350″/6-8mm .00016 4″ .35″
20851 .350-.425″/8-10mm .00016 4″ .35″
20852 .425-.500″/10-12mm .00016 4″ .5″
20853 .500-.650″/12-16mm .00016 6″ .5″
20854 .650-.800/16-20mm .00016 6″ .65″
20855 .800-1.000″/20-25mm .00016 6″ 1.0″
20856 1.000-1.200″/25-30mm .00016 6″ 1.0″
20857 1.200-1.600″/30-40mm .00016 6″ 1.6″
20858 1.600-2.000″/40-50mm .0002 6″ 1.6″

Additional information

Model No. - Measuring Range

20850 – .275 – .350" (6-8mm), 20851 – .350 – .425" (8-10mm), 20852 – .425 – .500" (10-12mm), 20853 – .500 – .650" (12-16mm), 20854 – .650 – .800" (16-20mm), 20855 – .800 – 1.000" (20-25mm), 20856 – 1.000 – 1.200" (25-30mm), 20857 – 1.200 – 1.600" (30-40mm), 20858 – 1.600 – 2.000" (40-50mm)

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