related to the topic:

what type/grade/hardness/size of grinding and polishing stone do you use/recommend for porting, polishing, and blue printing a head?

where do you get yours from. i was shopping locally and all i am able to find is the little combp packs of bits.

thanks

big ed

"it's only old if you can't find a use for it; otherwise it's cool and i'll use it."