DaduoRi 3 1/2" Dry Core Drill Bit, 5/8"-11 Thread, with 3 Adapters Included: SDS Plus, SDS Max and 1/2" Hex Shank, 9.5" Drilling Depth, 3.5 Inch Core Bit for Concrete Masonry Brick Block Stucco

Additional Details from the Manufacturer

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• 【Complete Package】Includes 5/8"-11 Thread Adapters to SDS Plus, SDS Max, and 1/2" Hex Shank, along with a User Manual and Dry Core Drill Bit (3.5-inch diameter with a 5/8-11 thread and a maximum working depth of 9.5 inches)
• 【Versatile Compatibility】Equipped with adapters for easy use with rotary hammers and standard drill, compatible with both fixed or handheld drilling machines with 5/8-11 threads, ensuring broad applicability and flexibility in various drilling scenarios (Never use the hammering mode)
• 【Efficient Dry Drilling】This 3.5 inch concrete drill bit designed for dry drilling but recommended to use water when encountering concrete(non-reinforced) to prevent tooth breakage and enhance drilling efficiency
• 【High Concentricity】DaduoRi 3 1/2" dry diamond core drill bits Ensures uniform and precise cutting, enhancing overall drilling performance
• 【Compatible Materials】Suitable for drilling into Brick, Block, Stucco, and Masonry, making it good for HVAC installation, electrical work, and plumbing projects