Hyjoy Core Drill Bits 1 3/4" Diameter 10"/254mm Depth 5/8-11" Thread Core Bit with Welded Segments for Cured Concrete, Brick, Masonry, with Two

Package: 1 3/4" core drill bit *1; 3/8 inch Shank Adapter *1 and 5/8"-11 Thread Male to SDS Plus Shank for SDS Plus Drills *1 Diameter: 1 3/4"/44.5mm, Inside barrel depth: 10"/254mm, Thread Type: Industry Standard 5/8-11" Versatile Uses: Our concrete core drill is designed for into concrete, red brick, tile masonry, brick and cinder walls, asphalt, and other materials under various conditions, such as for air conditioners, pipes, hoods, etc. : This core drill be dry . at the vertical position and continue to dig deep. Efficient Smooth : This core drill includes steel components, and fine grits for extended coring life, with chip removal holes, highly uniform sawteeth, and concentric axes design.