DRILL BIT CONCRETE 9.0X120MM HQDF

A high-quality concrete drill bit sized 9.0 x 120mm with HQDF (High Quality Double Flute) design for fast, clean drilling into concrete, masonry, and stone surfaces. The double-flute geometry provides superior chip evacuation and reduced dust generation, making it ideal for electrical installations, cable ducting, and fixture mounting in concrete walls and floors.