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Toughened Stainless Steel Construction with Thick Extra-Large Diamond Drill Bits

Using our extra large diameter drill bits to drill concrete, granite, marble, porcelain and other hard construction materials is going to be easy and efficient! These core drill bits are manufactured from a company called BEIJING DEYI DIAMOND PRODUCTS CO. LTD and, with sufficient experience, combine the latest manufacturing technology.
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Excellent Quality and Performance

Reliable for Repeated-Use Applications

The diamond segments in our diamond drills which are extra-large in size are scratch resistant thus they will not wear out soon. Reduced replacement means less drilling operation time which translates to cost-effectiveness. No matter how much the requirements of the task are, these heavy-duty drill bits will easily accomplish those tasks. This makes it fulfilling even for an industrial application or work environments.

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Extra large diameter diamond bits are designed and constructed in such a way that they conform to required international standards. Our drill bits are made using vacuum brazing technology for cutting effectiveness and longevity. They are best used for high intensity work applications and suit the demanding construction and renovation projects to ensure efficiency and less time wastage.

Frequently Asked Questions

What type of material can be drilled with the use of an extra-large-diameter drill bit?

The extra-large-diameter diamond drill bits manufactured by our company can be used on a number of different materials such as marble, granite, porcelain and other construction materials providing lots of options for applications.

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Customer Reviews

Willow

“I have completed my granite projects using DEYI’s extra-large-diameter diamond drill bits and am absolutely impressed. These power tools drilled the material, easily cutting through it and after many uses showed no signs of deterioration”

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Commitment to Building Tools that Outperform Competitors’ Products

Commitment to Building Tools that Outperform Competitors’ Products

To increase the bonding of the diamond segments to the bit body, extra-large-diameter diamond drill bits are made using the latest vacuum brazing technology. This improvement helps to increase the service life of the drill and keep it cutting effectively in the severest conditions.
Rigorous Testing for Reliability and Performance.

Rigorous Testing for Reliability and Performance.

All of our diamond drill bits come with a full set of controlled manufacture and quality testing processes that comply with international quality control standards. This eliminates the doubt whether our customers will receive unreliable products which will not be able to deliver in the set parameters.
Complete Expert Support and Consultation.

Complete Expert Support and Consultation.

We at DEYI take care of our customers and our customer base includes happy clients. Our specialists are always ready to offer professional help and assistance with choosing the most appropriate drill bits for you or your applications. Our aim is to make sure that you are happy and successful with our products.
Beijing Deyi Diamond Products Co., Ltd.

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