TONGYU COMPANY is a professional company in China specialized in the manufacturing and exporting of all kinds of HSS twist drill bits, electric hammer drill bits, masonry drill bits, wood working drill bits, HSS hole saw, HSS taps, TCT saw blades, diamond saw blades and some other power tool accessories. It is located in Binjiang Development Zone of Danyang City of Jiangsu province, lying to the south of 101 Expressway and the north of the Yangtse River. Thanks to its nice geographical location and favorable business environment, the company has been growing into a star enterprise in the field. We are offering the following products at present: 1.HSS straight shank twist drills: (DIN338, DIN340, DIN1897, DIN345; ASME B.94.11M: Jobber length, Taper length, Screw Machine Length, Aircraft Ectension, etc); 2. HSS taper shank drills:( Rolled, Milled); 3. Masonry drills (Chrome plated, Nickle Plated, Zinc plated); 4. SDS Hammer drills; 5. Wood working series: (Wood working drills, Wood Auger bits); 6. Various kind of drill sets in many different types; 7. TCT saw blades 8. Diamond saw blades 9.HSS Hole Saws; 10.HSS Tapes; 11. All kinds of tool sets. With rich experience, advanced technology and professional skills, we always offer the best products at good price to our customers from home and abroad. And our products are well known for their superior quality and performance. No matter how big or small the order is, we will try our best to cooperate with customers at any time. Guided by the �win-win� spirit, we believe that our business will grow stronger by both your efforts and ours. We highly appreciate the support and concerns from our customers and friends in our development. Hope to create a brilliant future with you!