PDB Tools Inc. is a supplier of Rotary Blast Hole Rock Bits for the mining, exploration, construction, water well, oil and gas industries. The company offers a complete line of tungsten carbide, open bearing rotary rock bits ranging in size from 6 ¾ to 13 ¾ inches.  With more than 75 years of combined experience in the business, PDB Tools touts its reputation for delivering "innovation, performance and value,” utilizing the latest research and technology for the design and manufacturing.www.pdbtools.com