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Quick Details

  • Place of Origin: Henan, China (Mainland)
  • Brand Name: IWD
  • Model Number: Customized Drill Bit
  • Type: Core Drill Bit, Core Drill Bit
  • Material: Diamond
  • Use: Masonry Drilling
  • Product name: Diamond Core Drill
  • Application: Concrete
  • Color: Request
  • Usage: High Speed Cutting
  • Size: Request
  • Packing: Carton Box
  • Process: Welding
  • Shank: Straight Shank

Packaging & Delivery

Packaging Details carton
Delivery Time 1-7 workings
Product Description
Product Name
High Quality Laser Welded Diamond Core Bits For Concrete Granite Marble Glass
Dry or Wet
Long Life,Fast Cutting,High Efficiency, Stable Quality

Product Description
1. Sharp, wear-resisting
2. No jumping edge
3. Long service life
4. Require lower WOB, high rotary speed and small flow rate, good concentricity
5. Wildly used in cutting glass
2. Made of high grade diamond by mature electroplating.
3. It is suitable for cutting and drilling various hard non-metallic materials, such as marble ,granite glass, ceramic, hard concrete and brick,etc.
diamond core drill bit with countersink
Applications: concrete and masonry materials.

Products Show

Stone Core Bits are designed for cutting thicker applications of stone. Wider diamond segments for longer rational speed and bit loads.
Vacuum Brazed Diamond Core Drill Bits is used for dry drilling granite or hard stone, common uses would be small projects such as drilling out sink holes for faucets or small holes on slabs.
Electroplated diamond drills are frequently used in glass and composite industries (as well as some photonics / optics) applications. Electroplated Diamond Drills are designed for small & occasional use. They are widely used by beginning diamond drill users (novices) in numerous hobby/craft applications. As well as home owners and contractors requiring to drill a few holes when installing tile, marble, shower doors, glass mirrors, and etc. (not recommended for professional or serious industrial use).

Our Company


Our Factory


Our Workshop


Our Warehouse

Our Company

Our Company

Packing & Delivery
Our Certifications

Zhengzhou IW Diamond Co., Ltd. ( IWD for short ) is a High-New Technology joint enterprise and Global company, specializing in the manufacture, supply and service of diamond saw tools, diamond grinding tools, diamond polishing tools, diamond drilling tools, diamond wire drawing tools and related tools&equipment.

IWD sets two locations, IWD China and IWD USA. Our support teams can response instantly to local customer's needs.

● An experienced and well organized sales-support team

● OEM manufacture and customed designs

● Rigid cost controlling system

● Reliable lead time

● Confident After-Sale Services and Quality Warrants


Q: Are you trading company or manufacturer ?

A: We are factory.

Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below:

Transaction History of the Supplier

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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
13 Transactions 4,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $35,000
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