For a fast, reliable and clean core drilling experience, look no further than the Ratio Quick Core Bits. Quality cores manufactured by Heller, available in various sizes to assist in a variety of base materials such as concrete, stone, brick and marble.
Enhanced removal of dust thanks to alternating sequence of flat and pointed teeth
Extremely robust and long service life
Effective penetration even in reinforced concrete
Length and diameter of the tool in the Ratio system can be freely configured