Diamond crown segment core drill bits for concrete drilling

The CWDA wet core drill is laser welded by the advanced Dr. Fritsch full-automatic laser welding machine, which ensures the core bits to achieve high welding strength.

The CWDD dimple core drill bits are laser welded by the advanced Dr. Fritsch full-automatic laser welding machine, which ensures the dimple segments achieve high welding strength.

Laser welded lightning segment diamond core drill is by the advanced Dr. Fritsch full-automatic laser welding machine,achieves the sharp and fast drilling performance,for wet drilling concrete and other hard materiales with core drilling machine or hand drill,which ensures the achieve high welding strength.

The CWDA wet core drill is laser welded by the advanced Dr. Fritsch full-automatic laser welding machine, which ensures the core bits to achieve high welding strength.

The Shark segment core drill is laser welded by the advanced Dr. Fritsch full-automatic laser welding machine, which ensures the core bits to achieve high welding strength.

Dotted diamond core drill bits is produced by high frequency welding technology, Available in a variety of sizes,It is often used for drilling concrete and other materials.

The CWDB turbo core drill bits are laser welded by the advanced Dr. Fritsch full-automatic laser welding machine, which ensures the segments achieve high welding strength.

The CWDD dimple core drill bits are laser welded by the advanced Dr. Fritsch full-automatic laser welding machine, which ensures the dimple segments achieve high welding strength.

The CWDC Rooftop core drill bits are laser welded by the advanced Dr. Fritsch full-automatic laser welding machine, which ensures the Rooftop segments achieve high welding strength.

diamond core drill bits is produced by high frequency welding technology, Available in a variety of sizes,It is often used for wet drilling kinds hardness of concrete, reinforced concrete.

The Mesh Roof-top core drill bits are laser welded by the advanced Dr. Fritsch full-automatic laser welding machine, which ensures the Rooftop segments achieve high welding strength.