VEVOR Core Drill Bit, 4-1/2 inch Diameter, 14 inch Drilling Depth, 1-1/4 in-7 Internal Thread, High-Precision Welding Technology, Wet Diamond Core Bit for Reinforced Concrete, Bricks, and Masonry

<div> <h3> <strong>Product Description</strong><br> </h3> <strong> <div>4-1/2 Inch Wet Diamond Core Drill Bit</div> </strong> <div> <div>This professional core drill bit features high-frequency high-precision welding for fast, clean drilling. With a 1-1/4 in-7 universal thread, it is ideal for reinforced concrete, red brick, concrete, and foam block applications.</div> </div> </div> <div> <div> <strong> <div>Durable High-Performance Material</div> </strong> <div> <div>Made of premium carbon steel with diamond-grit teeth, this core drill bit maintains sharpness while cutting and grinding hard materials, delivering excellent wear resistance and long-lasting durability.</div> </div> <strong> <div>Wet Drilling</div> </strong> <div> <div>Our diamond wet coring bit enables fast cutting in wet mode, which provides cooling and lubrication to reduce wear, extending drill life, and minimizing dust for cleaner operation.</div> </div> <strong> <div>High-Precision Welded</div> </strong> <div> <div>Crafted with high-precision welding for excellent wear resistance and high-temperature stability, this concrete core drill bit keeps diamond teeth strong and secure under tough drilling conditions, minimizing tooth loss or detachment for long-lasting durability.</div> </div> <strong> <div>Easy Operation</div> </strong> <div> <div>These core bits for concrete are simple to install and operate, even for beginners. Ensure the drill bit is straight and aligned with the hole wall during use for optimal performance and results.</div> </div> <strong> <div>Versatile Application</div> </strong> <div> <div>The core bit ensures clean, precise holes in tough materials like red bricks, concrete, and foam blocks. Suitable for all your drilling needs in construction and renovation projects.</div> </div> <strong> <div>Universal Design</div> </strong> <div> <div>Our&nbsp;concrete core bit is compatible with most handheld drills and stand drilling machines. Easily install the drill bit on your existing equipment for seamless use.</div> </div> </div> </div> <div> <h3> <strong>Specifications</strong><br> </h3> <div>Item Model Number: 114*350</div> <div>Diameter: 4-1/2/114 mm</div> <div>Inner Thread: 1-1/4 in-7</div> <div>Max Drilling Depth: 14 in/356 mm</div> <div>Welding Method: Laser Welding</div> <div>Wet/Dry Application: Wet</div> <div>Compatible Machines: Hand Drills, Stand Drills</div> <div>Compatible Cutting Materials: Reinforced Concrete, Red Bricks, Concrete, Foam Bricks</div> <div>Net Weight (Including Accessories): 6.26 lb/2.84 kg</div> <div>Product Dimensions: 16.22 x 4.49 x 4.49 in/412 x 114 x 114 mm</div> </div> <div> <h3> <strong>Package Content</strong><br> </h3> <div>1 x Core Drill Bit</div> <div>1 x User Manual</div> <div>1 x Label</div> </div>

• High Compatibility: The 4-1/2 in wet core drill bit utilizes a 1-1/4 in-7 universal thread, allowing quick and easy attachment to standard handheld drills or stand drills, providing versatility and convenience
• Wet Driller: This diamond wet coring bit is suitable for wet-cutting conditions. It reduces heat buildup that can affect performance for an extended lifespan. It also lowers friction resistance and boosts drilling speed for efficient operation
• Durable & Sturdy: Crafted from quality carbon steel with high-precision welding, this concrete core drill bit boasts 95HRB hardness. It resists heat buildup during high-speed drilling, avoiding blade detachment and enhancing longevity
• High-Performance Drilling: Our core bits for concrete features precision-ground teeth for smooth, burr-free edges and faster, accurate cuts. The tooth center aligns with the installation axis, resisting wobbling or shifting during high-speed rotation
• Wide Application: Ideal for drilling through reinforced concrete, red brick, concrete, and foam brick. This core bit is commonly used in air conditioning installations, plumbing, stair railings, highways, airports, and various constructions