AMB, the international exhibition for metalworking, is the leading industry trade fair in the seven years and is one of the top 5 trade fairs worldwide for metal-cutting technology. Every two years approximately 1,350 exhibitors from almost 30 countries showcase the latest developments in machine tools, precision tools and relevant periphery for metal machining. Over 90,000 visitors were interested in this offering in the centre of Europe's leading high-tech region Stuttgart

HTT is specialized in manufacturing all kinds of deep hole drilling, such as Deep Hole Drilling Machine Engine Valve, Deep Hole Drilling Machine Die Mould, Deep Hole Drilling Machine Glass Bottle Mould. We have advanced technology and elite team. HTT currently employ over 200 people including three business units:

1) Machine
Design, manufacture and service deep hole drilling machines.
2) Tooling
Distributor of Germany gun drill and tooling Botek.
3) Gun drilling job shop
Have 10 wholly owned deep hole drilling job shops.