Large Range Inside Micrometer Set 100-2100mm with Calibration Ring – Carbide Tipped Optional, 0.01mm Resolution

Professional inside micrometer set for large internal measurements from 100-2100mm.
Φ22mm steel extension rods ensure stability and accuracy.
Includes calibration ring for zeroing, 0.01mm resolution, and optional carbide measuring faces.
Travel of micrometer head:25mm/1“
Resolution:0.01mm/0.001“

Product Description:

Professional Large Range Inside Micrometer Set (100-2100mm) with Calibration Ring

Engineered for precision measurement of large internal diameters, our comprehensive inside micrometer set covers an extensive range from 100mm to 2100mm. The set includes a precision calibration ring for accurate zero setting and features sturdy Φ22mm steel extension rods for enhanced measurement stability. With optional carbide-tipped measuring faces available (Model: 302-XX-070), this micrometer set delivers exceptional durability and accuracy for industrial applications requiring large-scale internal measurements.

Technical Specifications:

Model Number	Measuring Range	Extension Rod Configuration
H-302-00-060	100-125mm	Micrometer head only
H-302-01-060	100-500mm	25mm, 50mm, 100mm, 200mm
H-302-02-060	100-900mm	25mm, 50mm, 100mm, 200mm, 400mm
H-302-03-060	100-1300mm	25mm, 50mm, 100mm, 200mm, 400mm(2)
H-302-04-060	100-1700mm	25mm, 50mm, 100mm, 200mm, 400mm(3)
H-302-05-060	100-2100mm	25mm, 50mm, 100mm, 200mm, 400mm(4)

Resolution: 0.01mm
Accuracy: (3+n+L/50)μm (where n = number of extension rods, L = maximum measurement length in mm)
Rod Diameter: Φ22mm steel construction
Optional Upgrade: Carbide measuring faces (Model: 302-XX-070)

Key Features:

Extended Measurement Range: Configurable from 100mm to 2100mm with various extension rod combinations
Precision Calibration Ring: Included for accurate zero setting and regular verification
Optional Carbide Faces: Upgrade to wear-resistant carbide measuring surfaces (Model: 302-XX-070)
Heavy-Duty Extension Rods: Φ22mm steel construction provides superior rigidity and measurement stability
High Precision Resolution: 0.01mm resolution for accurate internal measurements
Mathematical Accuracy Formula: Precision guaranteed through (3+n+L/50)μm calculation
Interchangeable Components: All extension rods precision-manufactured for perfect compatibility
Professional Grade: Designed for industrial use and metrology applications

Applications:

Large machinery manufacturing and maintenance
Pipe and pressure vessel internal inspection
Engine cylinder and large bore measurement
Energy industry component manufacturing
Aerospace and automotive large component inspection
Quality control in heavy industrial environments