VEVOR Core Drill Bit, 4 inch Diameter, 9-1/2 inch Drilling Depth, 5/8-11 Internal Thread, Diamond Dry Coring Bit with 3 Adapters, Pilot Drill and Hex Wrench, for Concrete, Red Bricks, and Masonry Durable High-Performance Material High Compatibility High-Precision Welded Easy to Use Versatile Application Universal Design Wet/Dry Application: Dry,Net Weight (Including Accessories): 5.11 lb/2.32 kg,Compatible Cutting Materials: Reinforced Concrete, Red Bricks, Concrete ,Foam Bricks,Item Model Number: dry drill 102*240 5/8-11 internal thread,Max Drilling Depth: 9-1/2 in/241 mm,Inner Thread: 5/8-11,Compatible Machines: Hammer Drills, Drills,Product Dimensions: 10.94 x 4.02 x 4.02 in/278 x 102 x 102 mm,Diameter: 4 in/102 mm,Welding Method: Laser Welding