Diamond Core Drill Bit From production to delivery, every step is strictly controlled.

About The Diamond Bit Production Process

The most significant characteristic of diamond tool is that its hardness and grinding ability are far higher than other tools, and it has natural advantages in processing non-metallic materials which are difficult to process. At present, it is also widely used in the field of processing high-difficulty materials.

In the past 20 years of production and operation, Tongling Changjiang diamond tools has gradually improved the requirements of processing quality and assembly quality with the continuous development of design and manufacturing technology.From production to delivery, every step is strictly controlled.

Over the years, the company has continuously strengthened the investment in science and technology, actively adopted new equipment and new technology, optimized product quality and improved production efficiency. Tongling Changjiang Diamond has produced nearly 100 kinds of diamond drilling, cutting and grinding tools, which have been unanimously recognized by domestic and foreign customers, making the enterprise full of vitality in the future development.

/Selected Raw Materials/




/Production Drill Core Bit Barrel/




/Production Screw/




/Concentricity Test/




/Hot Pressing Diamond Segment/




/High Frequency Welding Diamond Segment/




/Laser Welding Diamond Segment/




/Shot Polishing/




/Spray Paint/




/packing/




/Deliver Goods/