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good quality core bits concrete drill bit




Product Information

Sharp Segment Diamond Core Drill for Concrete

External diameter

Name Core Diamond Drill
Silver / blue / gold / red
The technology Sintered

Product Details


Our advantage

1) Professional manufacturers diamond drill bit for drilling is a good solution for stone material, safety and firm connection

2) The Diamond bit has high wear resistance and long service life. Wax or water candle cooling are fine.

3) Normal core and silent core are available.

4) It is recommended to use on the Manual drilling machine.

5) Our quality has been approved by the European and American markets for many years.

6) We can offer our clients good after-sales service and professional technical assistance.

7) We accept OEM, both standard and reinforced specifications are available.

8) ISO9001: 2018 quality guarantee

Hot sale

good quality core bits concrete drill bit

Company Profile

good quality core bits concrete drill bitgood quality core bits concrete drill bit

Packaging & Shipping

good quality core bits concrete drill bit 

Packing and delivery

Package: Diamond core bits will be packed in a white plastic box or customized according to customer requirements.
Delivery: We will deliver the products to you within 7 days after the receipt of your deposit.
 Payment terms: We accept flexible payment terms, T / T, L / C, Western union, Paypal are available.related products


Our factory

We are a leading manufacturer and supplier of diamond tool products with 20 years of experience. We produce diamond saw blade (diamond circular saw blade), diamond grinding wheel, diamond milling wheel, diamond core drill, diamond drill bits, diamond polishing pad etc., widely used in stone materials and ceramics, glass industry.


1.What material is your product ?

Our products are made from diamond , we have sintering, electroplating , and brazing technology.


2.What is your production capacity ?

We have 5 large sets producing machines in our factory , and we are going to extend our production again. Now we can produce 10000pcs per day , and if your order quantity is big , we can arrange it at first.


3.May I get some pieces samples from you ?

Yes, we are glad to provide sample for testing , we have confidence about our quality , Deyi is the lead brand in Diamond industry , I believe you will satisfied with us.


4.Shall we go to visit your factory ?

Of course yes , welcome to visit our factory , we will try our best to show you our sincerity and factory , you will see our stock , production machines , enthusiastic colleagues .


5.How will you guarantee the quality is eligible ?

We have 3 times to examine the quality of products , first : pre-production , second : post-production , third : before delivery . So you needn’t to worry about it.


6.How could I complete an order ?

1) Sending your inquiry/requirements about products.

2) We confirm your inquiry.

3) Discuss with the details of products.

4) Produce some pieces samples or send sample to you for testing from our stock .

5) After your confirmation , you pay us down payment , then we begin to produce stuff .

6) Before delivery, we can send you some pieces bulk samples for testing , if no question , then you pay us the balance payment , we delivery all the goods to you as our documents.

7) When you receive all the goods , you can check it first, if no question , then the order is finished , if there are some questions about quality , then we can deal with it together , we are responsible for the after sales.

good quality core bits concrete drill bit



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