The GVHAKG 68mm Diamond Core Drill Bit is designed for professionals who demand precision, durability, and efficient drilling performance. Built with high-quality matrix diamond segments, this core drill bit delivers stable drilling results even in hard construction materials such as concrete, reinforced concrete, brick, and stone.

With its optimized design and durable construction, the tool ensures fast and accurate hole drilling, making it ideal for electrical installation, construction work, and professional building projects.

Technical Specifications

The GVHAKG 68mm diamond hollow drill bit is engineered for accuracy and long service life.

• Diameter: 68 mm

• Segment Height: 10 mm

• Usable Drilling Length: 80 mm

• Connection Type: M16 with SDS-Plus adapter

• Center Drill: 10 × 120 mm

These specifications allow the drill bit to perform quick and precise drilling operations, improving work efficiency while maintaining consistent cutting performance.

Suitable for Multiple Construction Materials

This diamond core drill bit is suitable for efficient dry drilling in a wide range of building materials, including:

• Concrete

• Reinforced concrete

• Abrasive concrete products

• Solid brick

• Hollow brick

• Masonry

• Lime sand brick with density up to 2.0 kg/dm³

• Plaster

• Porous clay bricks

• Natural stone

• Artificial stone

Its versatility makes it an ideal tool for electricians, installers, and construction professionals who require reliable drilling solutions for socket holes and installation openings.