Conf Hongfa Mine Drilling Tools Co. http://www.hfkyqj.com/supply/, is producing a variety of drill pipe, drill drill mine professional manufacturers. The factory covers an area of ??12,000 square meters, 200 employees, 15 senior engineers, 30 technicians, with fixed assets of 10 million yuan, the annual production capacity of 3,000 tons, of which 90 drill a 1.2 million. Drill should be installed in a special packing boxes, to avoid vibration collide. When used, should be taken out of the box to drill spindle collet header from packing boxes or automatic replacement drill tool library. Then run back into the packing box. Measuring the diameter of the drill tool to use microscopes and other non-contact measurement equipment, to avoid the cutting edge in contact with the mechanical gauges were bruised. Some CNC drilling CNC drilling using the positioning ring some retaining ring is not used, such as the use of a given loop depth positioning its installation must be accurate, as it does not use the positioning ring attached to the drill spindle elongation to adjust the consistency, multi-spindle drilling machine to pay attention to this point, to make the drilling depth of each spindle to be consistent. Our detection means complete, with high physical and chemical testing equipment, product quality meet the state requirements, relying on the excellent product quality, excellent service, won the trust of hundreds of long-term fixed customers. Products are exported to the cloud, Sichuan, Guizhou, Shanxi, northeast provinces, municipalities, autonomous regions and the rest of the Bureau of Mines. Our honesty, Recruitment world passenger to quality, customer first for the purpose of listening to customer feedback. Meet customer requirements. We welcome new and old customers to cooperate in good faith - to visit and seek common development. Contact: Mr.Song Tel: 13703720818 Zhongqi