1. Dry diamond core bit set for concrete, normal concrete, brick wall, special concrete with light steel bar

2. Core drill is a drill specifically designed to remove a cylinder of material, much like a hole saw.

Core drills used in metal are called annular cutters;Core drills used for concrete are generally called Diamond Core Drills and are water cooled

3. Application

concrete, normal concrete, brick wall, special concrete with light steel bar

4. Features:

* Very high quality diamond and longer corning life
* Special N-Slot segment for supreme dust exclusion
* Fast drilling speed for high work efficienc
* The core bit thread is 5/8-11" or M14

5. Specification of diamond core drill bit

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.