We guarantee that all Split Drill Bit for Automotive Glass, Threaded Split Drill Bit for Automotive Glass, Grinding Tools meet all the strict requirements of quality and safety, both tangible and intangible. We have achieved a comprehensive combination of technical application knowledge and production experience with our products. At the same time, we implement the people-oriented business philosophy and strive to improve the quality of employees to increase the technical content of products. Over the years, we have been adhering to the "honesty-based, trustworthy and reliable" high-quality and attentive service that has won the trust and praise of many companies, and has established a good brand of the company at home and abroad.

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.

We actively face the diversified requirements of the market and customers, insist on selling 3D 5D Solid Tungsten Carbide Drill Bits for CNC Carbide Gwist Drill Bits 1.0-20mm Metalworking Bit Carbide Milling Cutter with the best brand and the most competitive price, and provide customers with diversified services to fully meet customer requirements. Win-win cooperation emphasizes getting along with partners in the process of foreign cooperation and establishing mutually beneficial and win-win strategic relations. Our corporate purpose as well as the spirit of hard work is the team ethos and spirituality that all employees should have.