Sonic SDS drill bits be offering a self centering tip for actual drilling and lower 20x quicker that ordinary masonry drills. They’re made with strengthened slicing how to reduce vibration and give protection to carbide from breakage and they have got a double flute geometry that eliminates particles quicker for stepped forward slicing lifestyles.
2-cutter layout for common masonry drilling tasks
Self-centering tip for actual drilling
Cuts 20x quicker than usual masonry drills
21-inches total period and 15-1/2 inches slicing period