rtbcomp
Moderator
- Messages
- 18,574
- Location
- Sheffield UK
Have a look into using crushed glass,no sillicosis and legal,not badly priced either
I use that, it's very sharp and works well on reduced pressure, it can embed itself in aluminium if you're not careful. It's OK on ally once its been used a few times.
Lokk for "Ineedgrit" on ebay