Universal precision measuring base with granite base
Precision granite measuring base
Black granite surface plate is in black color with bright, homogeneous structure,good stability, high hardness, anti-rust and chemical-resistance.
Material: granite
Hardness of the working surface: HS70
*Base size :200mm*150mm*50mm
Surface treatment: Marble platform structure dense, smooth surface wear resistance, small roughness values
Precision grade: 00


Sinbolt was Established on 2008. Our company is engaged in R & D and production of universal measuring tools, gauges, instruments and all kinds of inspection tools. The products refer to hardware, electronics, plastics, machinery, molds, aviation, aerospace, ships, automobiles, machine tools, and other major industries, all over the country ' s major provinces and cities, and also exported to Europe and America, Southeast Asia and the Middle East countries, which are well received and trusted by customers in the market.
Our main production standard and non - standard precision pin gauge, thread ring gauge, plug gauge, and smooth ring gauge, etc., the thread standard is: National standard, American standard, English standard, German standard, Japanese standard, Russian standard, API standard and so on.
We have advanced production equipment, perfect technical system, and high-precision testing equipment, we always take the quality of products as the enterprise life, to honest, trustworthy, professional, innovation as the idea, with the best quality. The fastest delivery period, the most reasonable price, the most considerate service to meet the majority of customers. Sinbolt is willing to cooperate sincerely with domestic and foreign enterprises and personages to grow together.