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China 4th

Diamond Dry Drilling Core Drill Bits for Stone


$ 10.5-46.5 / Pieces
  • Type:
  • Color:
  • Material:
  • Material Origin:
  • SupplyAbility: 10,000PCS/Month
  • Port: Xiamen
  • Min. Order: 10 (Pieces)
  • Packaging Detail: Each in a Carton Box or As customers' Requirement
  • Delivery Detail: 5-30 days after receive the payment
  • Shipment Terms: FOB,CFR,CIF,Others
  • Payment Terms: T/T,Western Union,PayPal,Other,L/C,D/A,Money Gram,D/P
Jane Wang (Sales Manager) Telephone:0086-15980875620 Add to Basket

Product Description:

1. Laser Welded Diamond Core Drill bits are designed for drilling Granite, marble, concrete, and other natural stone.

2.Premium Dry Diamond Core Drill: Efficient, no side damage, high quality with deep hole drilling accuracy, fast drilling, safe and long-lasting. 

3. The Core drills are frequently used for drilling faucet mounting holes in stone countertops.

4. Diamond Core Drill can be adapted to various types of drilling equipment.

5. Diamond Core Drill Size can be customized according to customer requirements of drilling depth and diameter.

6. The laser welded diamond core bits can be used both dry and wet, wet is preferred for longer tools life.

7.Thread: M14, 5/8"-11, 22.23, M16, φ6-10, 1/2"G

HIGH-TECH Laser Welded Diamond Dry Drilling Core Drill Bits

Segmented Style Laser welded Diamond dry core drill bits:

Laser Welded Diamond Dry Drilling Core Drill Bits for granite stone (1).jpg

Laser Welded Diamond Dry Drilling Core Drill Bits for granite stone (2).jpg

Technical Specification:

Item Specification Remark
HIGH-TECH Laser Welded Diamond Dry Drilling Core Drill Bits  Hole Diameter: 6-300mm Thread: M14, 5/8-11, 22, 23, M16, φ6-10, 1/2"G
L:60mm-100m, others can be ordered customized
Diamond Core Drill:

1.Fast and smooth cutting
2.Long lifetime

3.Mimimal Chipping

4.Minimizing any breakage 

5.Used wet/dry.

6.Less loss of material

7.Minimum material deformation

8.Less heat generation 

9.Better finish quality 


HIGH-TECH Diamond tool packaging meets industry requirements. It provides the best protection against dust and damage.


Delivery Date

5-15 days after confirming payment, the delivery date should be negotiated according to production season and order quantity. 

Delivery Plans


• Air Freight: 3-5days


• Sea: 15-30days



About Us

about hightech.jpg

High-Tech Diamond Tools Co., Ltd specializes in the design, development, manufacture, and sales of diamond tools. Since 2007, High-Tech has proudly and consistently been serving a vast range of customers throughout North America, Europe, and Asia.

Our mission at High-Tech is to adhere to current and growing technical improvements through dependable services and reliable supplies in order to bring forth the most reliable and desired products. We seek to expand our services and become the leading producer and exporter of diamond stone tools in China. As we strive for excellence in quality products, our main priority remains to be customer satisfaction, in addition to using advanced, environment-friendly technology to ensure the safety of our employees.

Our vision is to be a customer-first company that provides top quality, and environment-friendly products.


Q1: What is a Diamond Core Drill Bit?

A: Diamond core drill bits are attached to the Core Drill Machine and are used to core into materials such as concrete, reinforced concrete, hard stone, and brick. Depending on the size of your work, you can use smaller handheld drills or larger, larger machines for larger commercial and industrial operations.

Q2: Why shop your range of diamond core drill bits?

A: HIGH-TECH offers a variety of diamond core drills for sale for prices and quality that you simply won’t find elsewhere. Available in a variety of sizes and styles, you can get the perfect diamond core drill for your specific needs.

Q3: What’s the origin of your product?

A: Origin from China.

Q4: How do you control the quality of your product?

A: We have our own QC team to control the quality, the members have more than 10 years of work experience. We are committed to strictly controlling product quality according to customer requirements and specifications

Why Choose Us

The one factor that will guarantee our reputation as a reliable supplier of diamond tools is service. Our professional sales representative will be glad to answer any questions you might have and help you find all the important information required for selecting the most appropriate tool. You can be sure that we at HIGH-TECH will do our part to assist you, even when a problem arises.HIGH-TECH offers innovative, high-performance tool solutions with outstanding added value. If you don't see what you are looking for, call us or give us an email and we will be happy to help you.

Contact Us


Add: 5D Xianwen Building, #14 Liushan Road Middle, Haicang District, Xiamen, China

Email: jane@xmdiamond-tools.coom

Tel: +86 15980875620

Skype: jane.wang772

WeChat: ida-xm

Please feel free to leave a message or email us for any questions or new inquiry, 

We welcome your visit to our company anytime to meet and talk about business.

Contact Details

Jane Wang
  • Telephone: 0086-15980875620
  • Fax No: 0086-592-5988296
  • Mobile:
  • Company Address
    5D,Xianwen Building,#14 Liu Shan Middle 06 Xiamen,China

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