Precision Three-Point Internal Micrometer Set (2-100mm) – Complete Kit with Calibration Rings & Extension Rods

  • Professional three-point internal micrometer set with calibration rings for precise 2-100mm bore measurements.
  • Features carbide measuring contacts, chrome/coated finishes, and self-centering design.
  • Ideal for machining and quality control.

Product Description:

Complete Three-Point Internal Micrometer Set (2-100mm) – Professional Measurement Solution

Our comprehensive three-point internal micrometer set provides complete coverage for precision bore measurements from 2mm to 100mm. Each set includes specially matched calibration rings and extension rods, ensuring accurate measurements right out of the case. Featuring self-centering three-point design and carbide measuring contacts, this professional kit offers exceptional accuracy for machining, manufacturing, and quality control applications. Available in both chrome-plated and coated finishes for different measurement ranges.


📊 Technical Specifications:

Chrome Plated Finish:

Model Number Measuring Range Calibration Rings A Dimension Extension Rod
H-375-22-110 2-3mm Φ2.5mm / /
H-375-33-110 3-6mm Φ4,5,6mm / /
H-315-44-210 6-12mm Φ6,8,10mm 0.5mm 100mm
H-315-44-110 6-12mm Φ6,8,10mm 1.5mm 100mm
H-315-46-070 12-20mm Φ16mm 0.5mm 150mm
H-315-47-070 20-40mm Φ25,40mm 0.5mm 150mm
H-315-48-070 20-50mm Φ25,40mm 0.5mm 150mm

Coated Finish:

Model Number Measuring Range Calibration Rings A Dimension Extension Rod
H-315-50-270 50-100mm Φ62,87mm 0.5mm 150mm

⚙️ Professional Features:

  • Complete Measurement Range: Covers 2-100mm with specialized sets

  • Self-Centering Design: Three-point contact ensures automatic alignment

  • Premium Construction: Chrome-plated or coated finishes for different applications

  • Calibration Included: Matched calibration rings with each set

  • Extension Rods: Professional extension rods for larger measurement ranges

  • Carbide Contacts: Wear-resistant measuring faces for long-term accuracy

  • Precision Engineering: Maintains high accuracy across all measurement ranges


🛠️ Applications:

  • Precision machining and tool rooms

  • Quality control and inspection departments

  • Automotive and aerospace manufacturing

  • Mold and die production

  • Mechanical engineering workshops

  • Research and development facilities

  • Industrial maintenance and repair


📦 What’s Included:

  • Three-point internal micrometer head

  • Matched calibration rings

  • Extension rods (where applicable)

  • Protective storage case

  • Calibration certificate

  • Operation manual


🔧 Technical Support:

Our professional technical team provides comprehensive support for:

  • Measurement technique guidance

  • Calibration verification

  • Maintenance recommendations

  • Custom configuration options

Note: Different models feature specific A dimensions and extension rod configurations to optimize performance for their respective measurement ranges.

[Request Catalog] for complete size specifications or [Contact Us] for custom set configurations and volume pricing.

Precision Three-Point Internal Micrometer Set (2-100mm) – Complete Kit with Calibration Rings & Extension Rods
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