Our company is willing to produce high-quality, high-value-added CNC Grinding Wheel, Windshield Grinding Wheel, Diamond Grinding Wheel for Flat Glass for users in a down-to-earth manner with the philosophy of 'honesty and trustworthiness, mutual benefit and win-win, technological progress, and common development'. We take the concept of "advanced equipment, trustworthy products, high quality service and reasonable price", and deliver care to every consumer with careful and thoughtful service. We optimize the layout of international production capacity and actively extend the industrial chain to comprehensively enhance the core competitiveness of the company. We proactively learn from outstanding domestic and international organizations. We have won a solid market share for the company with our excellent product quality.

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 will continue to develop market space with the most sophisticated HSS-Co M42 Straight Shank Twist Drill Bit for CNC Use and perfect after-sales service, and strive to become the most professional and leading company in this field! We keep pace with the times, forge ahead, and will use our actions to make friendly and lasting business cooperation with you. Our goal is to build a world-class enterprise and create a platform for employees to realize their self-worth.