7''abrasive grinding wheel for steel,  iron casting 
1.T41-14'' *1/3"*1‘' abrasive: brown  aluminium oxide
2. glassfiber nets and black papers,medium hardness
3.used safely reliable with long life

4.grinding metals and steels with excellent performance

6.we had passed ISO9001:2000 standard,MPA is applying

7.best after-sales service and OEM accept

our cutting test report is as follow