1. CNC diamond core drill bit for coring and drilling granite counter tops

2. Application: Used for drilling all kinds of stones, zirconia alumina, ceramics, refractory materials and reinforced concrete etc. Wth high efficiency, long life and standard drill hole.

. Feature: High efficiency, long life, standard hole.

3. Specification: Produce all sizes of core drill bits on the basis of clients' requiremnet.

Metal bone diamond rim core drill

Diameter: 4mm/5mm/6mm/7mm/8mm/10mm/12mm/15mm/20mm.

Feature: Hollow to let water flow through

Sintered Diamond Core Drill Bits

Welding Core Drill Bits

Our Services
1. Low MOQ:It can meet your trial order need well.
2. OEM Accepted:We can produce according to your sample or drawings.
3. Good Service: We treat our clients as God with high professionalism and passion.
4. Good Quality: We have strict quality control system .Good reputation in the market.
5. Fast & Cheap Delivery:We have big discount from forwarder (Long Contract & Big volume).

FAQ
1.How could we know the quality, if we want to order your products?

Please just test them with a very small order, then you will know the quality. At present,so many people in the world to use Chinese products, because of the high quality and most competitive prices. We are professional manufacturer in supplying diamond tools for more than 10 years. Anyway, confirming our products quality, a small trial order for testing will be necessary.

2.Can you offer free samples?
We don’t offer free samples, according to our many years experience, we think people get the samples by paying, they will cherish and appreciate more what they get. But we are willing to give our potential customers a special discount which they are used to do a testing. It is very important to give us feedback, we appreciate it.

3.Does your company accept custom-made?
Surely, we accept it. Including different color, grit etc. We also can mark your own logo and brand on the diamond tools. Any new products you want us to produce for you, just send us your drawing or sample, we will produce the same one. We will not sell this kind of products to other customers only if we get your permission.

JDR Diamond Tools Co., Ltd is backed up by Jiangyin Jingrui Diamond Tools Factory. , a leading manufacturer of electro-plated diamond saw blades, diamond polishing pads, diamond core drill bits, diamond hole saws,diamond files,diamond pins, diamond grinding wheels,diamond cup wheel,diamond router bits,diamond profiling wheels and other diamond tools in China which is located in the famous city of Jiangyin.
To supply tools of the highest quality with the best possible service and to ensure that every tool offers unbeatable value, have been the simple objectives of our founders since 1999, and are the foundation stones of our business philosophy.
Quality is the guiding principle for our highly experienced development team. Only when their quality is proven and guaranteed are the tools released for sale. By listening carefully to customers' feedbacks, continual product enhancements improve not only quality but also performance and ease of use.
We provide not only tools, but also service. Our focus is on both production of foreign customers' requesting tools, and sourcing the right tools from China they need. Fast response to sample enquiries, rapid order processing and on time delivery ensures that customers' requirements are accurately and consistently satisfied, while this is guaranteed by years exporting experience in the field.
Our company has a well deserved reputation for offering outstanding value. Our China-wide sourcing capability, together with in-house design and development facilities further contribute to ensuring that all JDR's tools set the standard for value. By the good quality and competitive price, as well as the best service, JDR's tools have reached all over the world.