1/4" x 10" x 12" SDS Plus 4CT MX4(TM) carbide drill bit for superior performance Quad carbide tip design ensures long life and consistent drilling in tough materials Variable flute design reduces vibration and optimizes debris removal Engineered for efficient drilling in reinforced concrete, brick, and masonry Precision centering tip allows for accurate hole starts and minimal bit walking Delivers faster drilling speeds and longer lifespan in demanding applications Reduces downtime with durable carbide tips that resist wear and impact Improved debris removal ensures smoother, more efficient operation Ideal for professional contractors working with concrete and masonry surfaces Availability:Usually Ships in 2-3 Days