Top Drill International Co., Ltd is a manufacturing company specializing in down the hole hammers and bits. Top Drill has some proprietary technology and patents in its manufacturing. In korea, Top Drill is reputed to be the best in development, quality, and back up service in this business. This has given us a 40% over market share in a short period of time. Currently, Top Drill has a strong presence overseas with our Japanese branch. Top Drill production facilities are located in sihwa industrial complex, which is located west of Seoul within close proximity to Incheon international airport and several ocean ports. This allows us to offer excellent transportation to most parts of the world. We manufacture down the hole hammers, bits, the patented Tornado(a cluster hammer) and Top Reaming Bit(an overburden system) using computer controlled(CNC)machinery and furnace. Top Drill dth hammers, bits, patented Tornado and overburden system are doing very well in Japan and Hong Kong. Th