This product is mainly used to test the parallel,level measurement to the accuracy sprate part.

 

The base of it is made of high quality Jinan black granite stone.Due to the high precision,long duration,good stability and corrosion resistance,they have been more and more used in product inspection of modern industry and scientific areas as mechianical space and scientific researches.

The precision of our products is in line with the standards of advanced countries.We have standard size in stock.and for special size we can make according to your requirements.

 

A × B	C	D	E
150 × 150	260	0 - 200	85
200 × 150	260	0 - 200	85
200 × 200	260	0 - 200	85
300 × 200	260	0 - 200	85
300 × 300	260	0 - 200	85

Your inquiry is highly appreciated.We will offer you very competitive prices with high quality ,hope this will be the start of our long businese relation.