Would you ever buy an aluminum knife? No? Why are all the grinders made from aluminum then?! I machined this one all from stainless steel! : r/StonerEngineering
Best Abrasives For Aluminum
Tips and Tools for Cutting, Grinding and Finishing Aluminum
4-layer Aluminum tobacco grinder with handle - MUXIANG Pipe Shop
Grinding Aluminum
Best Machine For Polishing Aluminum - Renegade Products USA
New developments in abrasive technology for aluminum