Granite Measuring Tools
We can manufacture a variety of granite measuring tools according to our customers’ requests such as granite square ruler, granite tri square, granite parallel...
Granite measuring tools are suitable for testing in industry production and laboratory. In order to be easy to processing and decrease the weight, the lightening holes are added.
Material: Black granite
Standard: JB/T 10027-99
Specification: 160x160-500x500mm or customize
Hardness of the working surface: HS70
Surface treatment: ground finish
Precision grade: 00-0
Density: 2970-3070 kg/m3
Packaging: wooden box