The SDS-Plus Core Cutter Extension 7 from Freud Diablo Tools is engineered for efficient drilling in concrete and masonry. This extension features a durable construction that withstands heavy-duty use, making it ideal for professional contractors. Its SDS-Plus shank ensures secure attachment to compatible drills, providing stability during operation. The 7-inch length allows for deeper drilling, while the precision design ensures clean, accurate holes. This core cutter is perfect for plumbing, electrical, and HVAC applications, meeting industry standards for performance and reliability.