Yip i am It's ok i'm not stupid and have worked with metal. More interested on how to get the polished finish? Dark marqs for example as its more of a mirror finish. Is this a different material as its not annoed or is it down to finish?i have some 1000 1500 2000 3000 and 5000 papaer here is your brave enough ?
DO IT ! DO IT ! DO IT !