Concrete Diamond Core Bit – 159 mm

Overview
The 159 mm concrete diamond core bit is designed for large-diameter drilling applications in reinforced concrete, brick, and masonry. Its heavy-duty structure and premium diamond segments allow efficient cutting of big openings required for HVAC ducts, drainage pipes, and exhaust systems. The detachable tail design makes it easy to remove debris inside the barrel, ensuring smooth and continuous drilling. Suitable for both dry and wet drilling methods.

Features

• Large-diameter design for heavy-duty drilling tasks

• Industrial-grade diamond segments for sharp, durable cutting performance

• Detachable tail for quick cleaning of core waste

• Stable operation with no burning or jamming

• Threaded connection for secure fit with drilling machines

• Supports both dry and wet drilling methods

Specifications

• Diameter: 159 mm

• Length: 350–370 mm (depending on model)

• Connection: Threaded fitting

• Material: Steel barrel with diamond cutting segments

• Application: Reinforced concrete, brick, masonry

• Drilling Method: Dry / Wet dual use

Usage Scenarios

• HVAC duct installation openings

• Drainage and water pipe passages

• Ventilation and exhaust duct drilling

• Large-scale construction and engineering projects