This diamond core drill bit features premium aluminum alloy components and high-quality diamond grits, ensuring a longer coring life. With a diameter of 3 inches and a drilling depth of 9.5 inches, it includes a pilot bit and an extra 4.5-inch blade to boost your drilling efficiency.

The 5/8"-11 universal thread allows for easy and quick assembly with standard fixed core or handheld drilling machines, making it compatible with most concrete core drill devices.

The core drill bit's design includes chip removal holes, highly regular sawteeth, and concentric axes. This innovative structure provides high drilling performance and extends the tool's lifespan.

Suitable for both dry and wet drilling, this core drill bit simplifies the drilling process. Start drilling at a vertical position and continue to dig deep to achieve perfect holes effortlessly.

VEVOR 3" Dry Diamond Core Drill Bit w/ SDS Plus Adapter for Hard Concrete:

• Premium Diamond Grit: The core bore drill is made of high-quality aluminum alloy, featuring selected diamond teeth and high-frequency welding technology for stability and rust resistance.
• 5/8"-11 Universal Thread: Suitable for most types of drilling machines in the market, allowing for effortless installation on your existing equipment.
• Quick Chip Removal Hole: Equipped with cooling chip removers for fast chip removal, enabling direct wall operation and noise reduction.
• Flawless Kit: Includes a core bore drill, a pilot bit, and a hot-pressed corrugated saw blade, designed for maximum convenience and efficiency.
• High-frequency Teeth Welding: Features high-frequency welding for firm, sharp, and wear-resistant properties, ensuring evenly distributed heat without missing welds.
• Extensive Uses: Ideal for various projects such as installing air conditioning, range hoods, sewers, and engineering coring, making it essential for both professionals and DIY enthusiasts.

Specifications:

• Model: COREDRILL3IN
• Material: Diamond & Aluminum Alloy
• Bit Diameter: 3 in / 76.2 mm
• Bit Depth: 9.5 in / 241.3 mm
• Thread: 5/8 in - 11
• Net Weight: 4.8 lbs / 2.2 kg

Package Includes:

• 1 x Diamond Core Drill Bit
• 1 x Pilot Bit
• 1 x Blade