Precision Inside Micrometer Set 150-2100mm with Calibration Ring – Carbide Option Available, 0.01mm Resolution
- Professional inside micrometer set for 150-2100mm internal measurements.
- Features Φ22mm steel rods, calibration ring, and optional carbide faces.
- Achieves (3+n+L/50)μm accuracy with 0.01mm resolution.
Product Description:
Professional Large Range Inside Micrometer Set (150-2100mm) with Calibration Standard
Engineered for precision measurement of medium to large internal diameters, our comprehensive inside micrometer set covers an extensive range from 150mm to 2100mm. The system includes a precision calibration ring for accurate zero setting and features sturdy Φ22mm steel extension rods for optimal measurement stability. With optional carbide-tipped measuring faces available (Model: 312-XX-070), this micrometer set delivers exceptional durability and accuracy for various industrial applications.
📊 Technical Specifications:
Dimensional drawing (312-00-060)
Dimensional drawing (connecting rod)
| Model Number | Measuring Range | Extension Rod Configuration |
|---|---|---|
| H-312-00-060 | 150-175mm | Micrometer head only |
| H-312-01-060 | 150-1400mm | 25mm, 50mm(2), 100mm, 200mm, 400mm(2) |
| H-312-07-060 | 150-1500mm | 25mm, 50mm(2), 100mm(2), 200mm, 400mm(2) |
| H-312-02-060 | 150-2000mm | 25mm, 50mm(2), 100mm, 200mm(2), 400mm(3) |
| H-312-03-060 | 150-2100mm | 25mm, 50mm(2), 100mm(2), 200mm(2), 400mm(3) |
Resolution: 0.01mm
Accuracy: (3+n+L/50)μm (where n = number of extension rods, L = maximum measurement length in mm)
Rod Specification: Φ22mm high-quality steel construction
Optional Upgrade: Carbide measuring faces (Model: 312-XX-070)
Included: Precision calibration ring for zero setting
⚙️ Key Features:
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Extended Measurement Range: Configurable from 150mm to 2100mm with various extension rod combinations
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Precision Calibration Standard: Includes calibration ring for accurate zero setting and verification
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Optional Carbide Upgrade: Wear-resistant carbide measuring surfaces available (Model: 312-XX-070)
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High-Quality Extension System: Φ22mm steel rods ensure excellent rigidity and measurement stability
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Superior Accuracy: Professional-grade precision with (3+n+L/50)μm accuracy formula
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Fine Resolution: 0.01mm resolution for precise internal measurements
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Modular Design: Interchangeable extension rods for flexible configuration
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Industrial Application: Designed for demanding workshop and quality control environments
🛠️ Applications:
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Machinery manufacturing and maintenance
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Pipe and tubing internal diameter measurement
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Engine cylinder and large bore inspection
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Automotive and aerospace component manufacturing
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Industrial equipment maintenance
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Quality control and precision metrology
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Heavy equipment manufacturing
📞 Additional Information:
Accuracy Calculation Example:
For 1800mm measurement with 8 extension rods:
(3 + 8 + 1800/50)μm = (3 + 8 + 36)μm = ±47μm
Professional Features:
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All extension rods are precision manufactured and clearly marked
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Optional carbide tips for extended tool life in high-volume applications
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Complete set includes durable storage case and documentation
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Custom configurations available for specific requirements
📦 Each set includes professional storage case, calibration certificate, and complete operation manual.
[Request Catalog] for complete size specifications or [Contact Us] for custom set configurations and volume pricing.
