Description of π Diamond Jewelry, Gemstone Shells, and Lapidary Cutting Tools
Set of 30 pcs. 1mm Diamond Drill Bits - 1/8 shank. Drills Beach Sea Glass, Sea Shells, Rocks, Marbles, etc. Used by Jewelry Designers for drilling clean holes. Fits drills, flex shafts and dremels. For Making Earrings, Pendents and Bracelets.