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Diamond Concrete Hole Saw Drill Bit

Product Name:Diamond concrete hole saw drill bit 
Quality grade: HighMedium(could be selected)
Product Descriptions:
1) For concrete,High can drill 18-20m,Medium 12-18m
2) Long Drill,from 80mm-1200mm in total length
Diameter from 8mm-600mm. Other sizes are available.
4) Connection: 1-1/4 UNC or any other thread.
5) We can offer our clients good after-sale service and professional technical assistance.

1. Used for hole drilling of reinforced concrete, marble, granite, asphalt,etc. 
2. Good working performance. 
3. Affordable price. 
4. Diameter 8 to 600mm.

It is available to manufacture as customer's requirement.

Dia(mm) Drill Depth (mm) No.of Segs. Seg.Size(mm)
25 80~1200 3 15x4.0x10
32 4 15x4.0x10
38 4 20x3.5x10
42 4 20x3.5x10
46 5 20x3.5x10
52 5 24x3.5x10
56 5 24x3.5x10
63 6 24x3.5x10
67 6 24x3.5x10
72 7 24x3.5x10
76 7 24x3.5x10
83 7 24x3.5x10
89 8 24x3.5x10
92 8 24x3.5x10
102 9 24x4.0x10
108 10 24x4.0x10
114 10 24x4.0x10
122 10 24x4.0x10
127 11 24x4.0x10
132 11 24x4.0x10
142 11 24x4.0x10
152 12 24x4.0x10
160 12 24x4.0x10
165 12 24x4.0x10
172 14 24x4.0x10
180 14 24x4.0x10
200 14 24x4.5x10
215 15 24x4.5x10
230 15 24x4.5x10
250 16 24x4.5x10
254 16 24x4.5x10
355 18 24x5.0x10

Packing & Shipping:
1)Each diamond Core drill is packed in an inner cardboard case, and then several of these inner cases are put in an export standard carton; then reinforced with straps.
2)Normally we can make shipment within 15 days after receiving your payment.
Diamond Concrete Hole Saw Drill Bit

1.T/T:30% payment in advance and the rest 70% before shipping.
2. Paypal,Western Union,MoneyGram: 30% payment in advance and the rest 70% before shipping.
3. L/C: Irrevocable L/C at sight.

Carton Fair:

Diamond Concrete Hole Saw Drill Bit

Company Profile:
TongLing ChangJiang Diamond Tools Co.,Ltd. is located in TongLing city, AnHui Province. Our company is only one hour's drive from the breathtaking Mount Huang and twenty minutes' drive from Mount JiuHua which is one of China's most famous Holy Lands of Buddhism . Our company was founded in Sep. 2003.  We have independently researched and developed more than 10 models of concrete drill machines ,multifunctional core drill machines(drilling,cutting,polishing), concrete cutting machines , polishing machines ,gasoline driven drilling machines. We produce more than 50 specs of diamond core bit (¢8mm-¢400mm)with different grades of qualities.
We have specialized technical professionals with abundant experiences and  qualified marketing and after-sale service teams.
We are national high-tech enterprise with "WanTong" as our registered trademark. We have registered 28 patents, including 3 invention patents of our own.
We take "Honesty, Innovation, Cooperation and Development" as our mission and are willing to provide superior quality and first-class services to reward the customers and the society .
Welcome to visit our company !

1.How can I know the quality if purchase from your company?

Try to make a trial, and then you will know clearly.
Nowadays, lots of people in the world like to use Chinese products though the quality is not the best while the price is very competitive. Changli is one professional manufacturer in stone cutting field for over 15 years.We 'd like to introduce who is using our products in your area for you check the quality.If not available,I think a small amount trial order for testing is necessary.
2.Can you offer FREE Samples?
We never offer free samples, but the sample fee can be returned or deducted
from the first formal order.
To charge the sample fee is also to proof that you indeed need them,and show
your honesty to us.
3 .Can we print our logo on the products?
We would prefer you to put our company logo on the products. But if you insist
to put your own logo on the blades. We will also do it for you but need to
charge some money. Maybe 1-2% of the products cost.
Any quantity order is available.
For first testing order,no limited on how much you put.
5. What we should do if your products can not run well?
Firstly, please check your installation, the working machines, and the working
conditions, whether all these are in a normal situation
Secondly, please check out whether the co-operation is in the right way. If it is
still not working, the reason is mainly in the products. In this case, please find
out the reason according to your experience and run it again.
If still can not solve the problem, please take is off from your machine, and
then give us detailed report. Our technician team will analyze the reason and
to find out the solve way for you.
If it's our problem and not possible to solve then we gives replacement.

Please feel free to contact me if you have any questions!

​Copyright 2020 XXX Co., Ltd.