With our excellent Split Drill Bit for Automotive Glass, Sunroof Grinding Wheel, Diamond Drill Bit for Solar Glass and high-quality after-sales service, our products are favored and praised by the majority of users in the market. Our factory direct sales have significant advantages over other manufacturers in terms of price, quality, delivery time, and after-sales service. Our R&D mission is to unlock benefits and lead innovation through science and technology to build a brand. Our company is a company with rich business experience, strong economic strength, advanced production technology, sound rules and regulations, and diversified services.

The taper shank integrated drill bit is designed as taper shank with Mohs rating of 1, which is suit for CNC driller machine with cone axis. Compared with straight shank drill bits, they just fit for different machine types, and the drilling effect is similar. DAOTIAN can fit any drilling machine on the market today. The shank design will be selected to fit your equipment. A full range of drill bit designs is available to fit each machine while meeting the requirements for:

• Quick startup
• Accurate hole size
• Hole quality
• Spindle speed
• Feed rate
• Coolant type
• Tool life

1. Recognition of drill bit

Choose the right drill bit to match the driller machine, and make sure meets the requirement of glass hole size and thickness.

2. Clearance of drill bit

Clear drill bit with sponge including drill position part and surface;

3. Installation of drill bit:

Install both the bottom and top drill bits and check the radial runout less than 0.05mm;

4. Debugging of drill bit

Normally start up with 50%-60% of feed rate, after drilling 20-30 holes, check the hole quality, if no defect, speed up to 70%-80% gradually.

1. What is your package method?

Normally the drill bits are placed in individual plastic boxes to avoid damage during long distance transportation.

2. Can the drill bit be retried?

Yes. To prolong the lifetime of the drill bit, normally we return the drill bit to make sure precise drill and chamfer size, we operate several redress centers around the world to provide after-sale service and save cost.

3. Are you a manufacturer or trade company?

We are a professional grinding tool manufacturer with over 25 years of experience, our grinding tools are traded all over the world

4. Can the products be manufactured by customers' requirements?

Yes, the specifications stated above are the standard ones, we can design and manufacture as required.

Our company is mainly engaged in a series of H19 Taper Drill Rod 1600mm Length with high price, complete variety, high quality, beautiful appearance and excellent price. We adhere to the principle of fairness, justice and reasonable competition, and adhere to the policy of quality first, customer first, scientific management, and strive for first-class. So please will not hesitate to call us.