We stand in our customers' perspective, understand their needs, develop new series of the CNC Grinding Wheel, Grinding Tools for Automotive Glass, Diamond Drill Bit for Appliance Glass and provide new services according to their needs. The company develops together with a diversified business model and a win-win business philosophy with society and partners. To survive with quality is our slogan but also our action, customer demand is our pursuit, which has been the direction of our enterprise.

CNC drill bits are mainly used to drill and chamfer holes for automotive glass. A complete range of CNC drill bits designs is available to fit each CNC glass drilling machine: Tac, Forvet, Bentler, Schiatti, ADA, Glassline, Intermac, etc. For special or custom machines, we can design for your specific application.

Daotian drill bits were made by metal bonds with proper hardness, which can quickly startup. With innovative suppression technology, our drill bits well closed formation, high strength holding, and longer life.

QUALITY- The quality of the drill bit is evaluated by the amount of chips generated on the face of the glass. Visual check is the only way of ascertaining quality.

BREAK IN TIME- Similar to a diamond wheel, drill bit like any diamond tool requires some time to break in, like produce relatively chip free glass.

FREQUENCY OF DRESSING- Lower the frequency of dressing to re-expose the diamond, better the drill bit.

DAOTIAN was founded in 1995 and was committed to being the leading super hard abrasive tool supplier around the world. With more than 26 years of manufacturing and exporting experience, our products and services are delivered to hundreds of glass fabrication factories. Technical innovation drives our company to keep expanding its international business. R&D is our core competence. We have obtained more than 20 patents and one of them is an international patent for invention. We operate several redress centers overseas to enhance redress efficiency.

1. After installation, adjust and observe whether it jumps, and runs normally;

2. Drilling smoothly, do not apply lateral pressure and curved piles;

3. Sufficient water must be added for cooling to reduce product wear and coating shedding;

4. Dry drilling has a great impact on working life;

5. Operators must wear safety protection equipment to ensure safe operation. The diamond countersink is matched with the diamond drill bit for drilling glass, ceramics, porcelain, ceramics, tiles, limestone, slate, marble, granite, stone, glass fiber, etc.

Our new Drill Bit Series for Metal, Masonry, Wood and Ceramic etc. have the ability of low cost and rapid response to the market, which is the key to our rapid development and market share. The company has a first-class Chinese and foreign research and development team, first-class fine processing technology, first-class strict quality control system. We have the spirit of unity and innovation, exquisite and rigorous technology, cheap and beautiful products, warm and thoughtful service. We pay attention to every detail and cherish every opportunity.