Diamond dry core drill bit helps you cut clean, accurate holes in reinforced concrete and masonry with less wobble and faster positioning. The 64 mm (2-1/2 in) diameter and 241 mm (9-1/2 in) max drilling depth handle common installation work, while the M16 internal thread plus included adapters fit many drills and hammer drills. Laser-welded construction and precision-ground teeth support smooth edges and consistent performance in dry or wet use.

Built for trade installs and renovation work, this coring bit set is a practical choice for air-conditioning passthroughs, plumbing penetrations, stair railing anchors, and general construction drilling. The universal M16 internal thread and adapter set reduce guesswork when switching between tools, keeping your workflow moving on-site. Use steady pressure and proper PPE for best results, and clear dust frequently during dry drilling. Grab yours today and keep a ready-to-go coring setup in your kit.