5/8 Inch (127.5mm) Blue Core Drill Bit with 3 Adapters for Concrete Walls, Brick, Stone, Heavy Duty Diamond Drill Bit for Hammer Drill, Electrical Hammers

ApplicationThis product can be used for wall openings, stone openings, drain openings, bathroom openings, hood installation, air-conditioning installation, etc. It can be used for ordinary brick walls, concrete walls, and mixed concrete walls without steel reinforcement.SpecificationsMaterial: Steel, DiamondProcess: High-frequency WeldingColor: Blue+BlackStyle: ModernThread: 5/8"Number of Adapters: 3Drilling Depth: 200-205mm/7.87-8.07inDrill Head Outer Diameter: 12.75cm/5.02inDrill Bit Size(D*L): 12.55*24.2cm/4.94*9.53inAdapter Length: 18cm/7.09in, 11.5cm/4.53in, 11cm/4.33inPackage Size: 29*13*13cm/11.42*5.12*5.12inGross Weight: 3.2kg/7.05lbsNet Weight: 2.9kg/6.39lbsNotes1.Please note that the product does not include a center-locating drill and drilling machine.                2.When installing the drill bit, first check the spindle for shaking, whether the electrical and mechanical parts are normal, and make sure that the spindle of the drilling machine is tightened and kept concentric when putting on the drill bit.3.Please note that this product is not suitable for opening holes in steel bars. Please do not add water when drilling, and try adding water externally to reduce wear.4.When drilling, please use the center locating drill(not included) to locate the hole first, and take it out after it is halfway in. You can also remove the center drill to continue drilling.  5.Please clean the residue in the drill hole in time when drilling the wall to avoid clogging the drill bit and affecting the drilling efficiency.6.We recommend the operator wear safety protection equipment to ensure safe operation.7.When drilling with an electric hammer (not included), due to excessive vibration, the screws are prone to loosening, which is a common phenomenon. You can take off the center drill and continue drilling after positioning it. 8.Please allow the slight color difference caused by the shooting light and 1-3 cm error due to manual measurement, and make sure you do not mind before ordering.

• "Durable Diamond Construction Crafted with hardened steel and diamond cutting teeth, this core drill bit uses high-frequency welding for extreme wear resistance, impact-proof strength, and long-lasting performance on concrete walls, brick, and stone."
• "High-Performance Drilling Sharp diamond teeth and chip removal holes enable fast, smooth drilling up to 8.07 inches deep—ideal for HVAC installations, bathroom vents, and stone openings. Work 30% faster with reduced clogging."
• "Universal 5/8"" Thread Compatibility Fits most handheld drills and electrical hammers (machine not included). Includes 3 adapter sleeves (4.33in-7.09in lengths) to secure diverse drill types for versatile project needs."
• "Portable and Lightweight Design At 6.39 lbs with a compact 9.53-inch body, this drill bit is easy to carry between job sites. The ergonomic blue/black finish ensures quick grip identification and minimal fatigue."
• "Safe and Easy Cleanup Rinse with water or wipe with a damp cloth thanks to the smooth, debris-resistant surface. Includes safety tips: use protective gear and avoid steel-reinforced concrete."