Glass-cutting tools made by Dremel include a series of diamond bits that are impregnated with tiny bits of diamond dust, making for a very smooth cutting tool. Remember to lubricate the tool when cutting into glass with advice from a jewelry maker and gemologist in this free video on tools. Expert: Chuck Koehler Contact: www.chuckkoehler.com/Services.htm Bio: Chuck Koehler is a bench jeweler and gemologist in Nashville, Tenn. Filmmaker: Dimitri LaBarge Series Description: Dremel tools can be used to make a variety of things, such as jewelry, stained glass, sculptures, wood projects and metal projects. Find out how a Dremel tool can be used, which acts as an all-purpose grinder, and much more with advice from a jewelry maker and gemologist in this free video series on Dremel tools and accessories.