Detailed Product Description Our granite measuring devices and granite mechanical components are made of high quality "Jinanqing"granite due to their high precision ,long duration,good stability and corrosion resistance ,they have been more and more used in product inspection of modern...

Detailed Product Description Our granite measuring devices and granite mechanical components are made of high quality "Jinanqing"granite due to their high precision ,long duration,good stability and corrosion resistance ,they have been more and more used in product inspection of modern...

Detailed Product Description Available in grades"00" and"0",Manufactured from carefully selected black granite.Frame type stand and/or jack provided at extra price.Granite Straight Edges:Standard products in metric dimensions,Manufactured from carefully selected black...

Detailed Product Description   Physical Properties of "JI Nan Black"Granite Rock:2.No-rust and anticorrosion.3.Wear resistance long service life.4.Any working surface cutting or scratching does not bring about rough "edges" which might influence its measuring...

Detailed Product Description Our granite measuring devices and granite mechanical components are made of high quality "Jinanqing"granite due to their high precision ,long duration,good stability and corrosion resistance ,they have been more and more used in product inspection of modern...

Detailed Product Description Our granite measuring devices and granite mechanical components are made of high quality "Jinanqing"granite due to their high precision ,long duration,good stability and corrosion resistance ,they have been more and more used in product inspection of modern...

Detailed Product Description Our granite measuring devices and granite mechanical components are made of high quality "Jinanqing"granite due to their high precision ,long duration,good stability and corrosion resistance ,they have been more and more used in product inspection of modern...

Detailed Product Description Our granite measuring devices and granite machine tools are made of high quality "Jinanqing"granite due to their high precision ,long duration,good stability and corrosion resistance ,they have been more and more used in product inspection of modern...

Detailed Product Description Our granite measuring devices and granite mechanical components are made of high quality "Jinanqing"granite due to their high precision ,long duration,good stability and corrosion resistance ,they have been more and more used in product inspection of modern...

Detailed Product Description   Physical Properties of "JI Nan Black"Granite Rock:2.No-rust and anticorrosion.3.Wear resistance long service life.4.Any working surface cutting or scratching does not bring about rough "edges" which might influence its measuring...