China Quality Carbide Edged Flat Drill Bits for Sale

Good quality civil engineering step shank drill bit

Techgong can supply all kinds of round shank bits, such as B16, B43HDK12, B40HDK12, B47K19H, B47K22H, B47K12/60, B47K19/, etc.

We also can make all kinds of conical picks  according to your drawings or samples.

 
They are widely used in foundation drilling, rotary drilling, trenching, tunneling, mining, etc.

Our products are in high quality, reasonable price and long service time.

They have been exported to Australia, Brazil, Canada, Japan, USA, Korea, Middle East, etc

About Techgong

Techgong provides high quality services and solutions for global mineral exploration and engineering construction, specializing in construction drilling tools, shield cutters, mining tools, road milling tools and rock drilling tools, etc. With strong R&D, advanced manufacturing level, complete quality control system and excellent international sales team, Techgong successfully conducts sales in countries such as Australia, Japan, Brazil, Russia, USA, Germany, UK and South Africa. Based on superb technical expertise and modern management concepts, Techgong has become one of the most reliable suppliers to international customers.

Production scale

Techgong has a modern facility which equipped more than 300 sets of machinery, such as world-class CNC machining equipment, NC welding assembly lines, 4-axis and 5- axis machining centers, 1600T friction press, controlled atmosphere furnace and vacuum quenching furnace,etc. We have an annual capacity of 600 sets shield cutters, 6 million mining tools, 4 million construction tools and million road milling tools.