KFFKFF 4.25" Core Drill Bit Wet/Dry Diamond Core Bit for Brick Block Concrete

<div> <h3> <strong>Product Description</strong><br> </h3> <strong> <div>KFFKFF Wet/Dry Diamond Core Drill Bit</div> </strong> <div> <div>This specialized diamond core drill bit includes a directional drill and a saw blade. It utilizes high-frequency laser welding technology, providing fast and clean drilling. The 5/8"-11 universal thread makes it an ideal choice for versatile machines used on hard concrete and bricks.</div> </div> </div> <div> <div> <strong> <div>Efficient and Durable Materials</div> </strong> <div> <div>Our core drill bit is crafted from high-quality carbon steel with diamond-grit teeth. Diamond is one of the hardest materials on Earth, ensuring outstanding wear resistance. The diamond-grit core drill bit remains sharp and extends its lifespan when cutting and grinding tough materials.</div> </div> </div> <div> <strong> <div>Laser Welding</div> </strong> <div> <div>Laser welding technology ensures exceptional wear resistance and high-temperature stability for the diamond core drill bit, making it ideal for various drilling conditions, even in high-temperature environments. It's less prone to tooth loss and weld detachment, resulting in increased durability.</div> </div> </div> <div> <strong> <div>Dual-Use Wet and Dry</div> </strong> <div> <div>In dry-cutting mode, you'll experience unmatched cutting and debris removal speeds, boosting work efficiency. In wet-cutting mode, water cooling and lubrication reduce drill bit wear, prolonging its lifespan and minimizing dust.</div> </div> </div> <div> <strong> <div>Easy Operation</div> </strong> <div> <div>Insert the pilot bit into the adapter, ensuring the drill's tilt angle matches the adapter bolt hole angle, and tighten. Be sure to insert the adapter into the core drill bit and secure it. The pilot bit must be centered on the drill bit, with a center deviation of no more than 1 millimeter.</div> </div> </div> <div> <strong> <div>Wide Applications</div> </strong> <div> <div>The wet/dry drill core bit ensures clean and precise holes in tough materials like red bricks, concrete, foam bricks, and more. It comes with a diamond saw blade, allowing you to cut various materials with precision, smoothness, and efficiency.</div> </div> </div> <div> <strong> <div>Universal Design</div> </strong> <div> <div>Our diamond core drill is compatible with most types of machines available in the market. You can effortlessly mount the drill bit on your existing equipment.</div> </div> </div> </div> <div> <h3> <strong>Specifications</strong><br> </h3> <div>Item Model Number: 107300AA</div> <div>Diameter: Φ 4.25 in / 108mm</div> <div>Adapter Specification: Inner Thread 5/8"-11</div> <div>Maximum Core Depth: 9.5 in / 241.3 mm</div> <div>Welding Method: Laser Welding</div> <div>Wet/Dry Application: Wet or Dry</div> <div>Compatible Machines: Handheld Drills</div> <div>Compatible Cutting Materials: Red Brick, Concrete, Foam Brick, etc.</div> <div>Product Dimensions: 11.4 x 4.3 x 4.3 in / 290 x 108 x 108 mm</div> <div>Net Weight (Including Accessories): 4.9 lbs / 2.2 kg</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 Adapter</div> <div>1 x Pilot Bit</div> <div>1 x 3.15 in / 80 mm Diamond Saw Blade</div> <div>1 x Hex Wrench</div> </div>

• Precision Engineered Design: Our core drill arms feature a universal 5/8"-11 thread design that quickly assembles into a standard core drill rig or hand drill, providing versatility and convenience.
• Dual-Use Wet and Dry:Our diamond coring drill bits are suitable for both dry and wet cutting conditions. Dry cutting offers faster speeds, while wet cutting reduces dust and meets the needs of a variety of projects. Simple operation and high flexibility.
• Wide Application: Our wet/dry core drill bits are suitable for drilling holes in hard concrete, brick, stone and other hard materials. Widely used in the installation of air conditioners, pipelines, stair handrails, highways, airports and various construction scenes.
• Perfect Kit: Our specific coring drill bits are field-tested for precise alignment and prevent the drill bit from wandering off target. Comes with an additional 3.15mm/80mm diamond blade for cutting tasks, no need to purchase separately.
• Durable and Efficient: Our textile coring drills are made of high-quality carbon steel components and diamond drill bits, ensuring their excellent wear resistance and long service life. Laser welding technology ensures no teeth are chipped or welded to maintain the cutting effect.