Granite Inspection Block
This precision reference tool is made from natural granite. Its hardness makes it suitable as a reference plane for inspecting precision tools and mechanical parts, such as flatness and verticality.




Technical Specifications
Overview
Precision Granite Inspection Block
This precision-engineered granite square block is designed for rigorous metrology, calibration, and inspection applications. Crafted from high-quality, fine-grained black granite, it offers exceptional flatness, squareness, and dimensional stability. Its low thermal expansion properties ensure consistent accuracy and repeatability in demanding quality control, research, and manufacturing environments.
Technical Specifications
- Material
- High-quality black granite
- Key Features
- High FlatnessHigh SquarenessDimensional StabilityLow Thermal Expansion
Design & Utility
Design Elements
- Central through-hole for mounting
- Precision-machined top surface groove



