Quote:
Originally Posted by Iowanian
Thats a good question.
I've ruined A LOT of dremel bits over the years, but its sure been one of my best dollar for use investments. I paid for it 10x etching glass and mirrors years ago.
I'll look through my box and see what the harder bits are....most of the sandstone grinders are going to fall apart.
|
i thinking about trying this one
http://www.amazon.com/dp/B00004UDKD/...D&linkCode=asn
A high-quality industrial abrasive made for extended usage, 1/8" (3,2mm) shank. Ideal for sharpening, deburring and general purpose grinding on harder materials--including stone, glass, ceramic, porcelain, gemstones and nonferrous metals, Specially designed for working with conic surfaces.