HTT was specialized in deep hole drilling and have more than 20 years of experience.We can supply deep hole drilling solutions for following industries: Automotive, Oil field; Nuclear Power; Mold; Hydraulic; Medical; Military; Aerospace; and so on.HTT main products include deep hole drilling machines, deep hole drilling tools, deep hole drilling factories, tool accessories, honing machine and tools, machine accessories. We have several hundreds of deep hole drilling machine exported to the UK, Germany, Japan, Holland, Brazil, India, Thailand, Russia, Hungary, etc.Besides, HTT are making great efforts to develop new products to meet different requirements. Our company has many equipments to strictly control the product quality. Adhering to the business principle of mutual benefits, HTT have had a reliable reputation among our customers because of our professional services, quality products and competitive prices. HTT warmly welcome customers from at home and abroad to cooperate with us for common success