Masonry Drill Bits

Shanghai Aodi Tools Co., Ltd. is a producer of drilling and driving tools, including all types of GB, DIN, and ASNI HSS twist drill bits, long drill bits, silver & deming drills, glass/tile drill bits, woodworking tools, masonry drill bits, insert/driver bits, nut setters, screw guides, quick change adapters, tool set design/packaging, taps/dies and specialty/custom tools. Audi is ISO9001: 2000 certified. We are strict in compliance with the Code of Conduct set by many American retailers.