Danyang Tongyu Tools Co., Ltd. is a professional manufacturer in China which specializes in manufacturing and exporting of all kinds of HSS twist drill bits, electric hammer drill bits, masonry drill bits, wood working drill bits, HSS hole saws, HSS taps, TCT saw blades, diamond saw blades and some other power tool accessories. Our company is located in Binjiang Development Zone of Danyang City in Jiangsu Province, and near to the south of No.101Expressway and the north of the Yangtze River. Because of nice geographical location and favorable business environment, our company has been grown into a star enterprise in the field.

We offer the following products at present.
1. HSS straight shank twist drills (DIN338, DIN1897,DIN340,DIN1869, ASME B.94.11M: jobber length, taper length, screw machine length, aircraft extension,silver & Deming)
2. HSS taper shank drills (rolled, milled)
3. Masonry drills (chrome plated, nickel plated, zinc plated)
4. SDS hammer drills,SDS-MAX hammer dirlls and Chisels
5. Wood working series (wood working drills, wood auger bits,wood flat bits)
6. Various kinds of drill sets in many different types
7. TCT saw blades
8. Diamond saw blades
9. HSS hole saws
10. HSS tapes

With rich experience, advanced technology and professional skills, we always offer the best products at good price to our customers from all over the world. 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 concerning from our customers and friends during our development. We hope to have a brilliant future with you.