VEVOR Diamond Core Drill, 8"/203mm Diameter Core Drill Bit, 14"/355mm Concrete Core Drill Bit, 5/8"-11 Thread Core Bit, Dry/Wet Drill Core Bits w/a Blade, Diamond Wet Coring Bit for Concrete Brick

• Efficient & Smooth Cutting
• Engineered For Exact Fitting
• Humanized Structure
• Simple Operation

• Efficient & Smooth Drilling: This diamond core drill comprises premium aluminum alloy components, and high-quality diamond grits ensure longer coring life. Diameter: 8" / 203 mm, Useful length: 14” / 355 mm.
• Engineered For Exact Fitting: With 5/8"-11 Universal Thread, this core drill bit allows easy and fast assembling to a standard fixed core or hand-held drilling machine. It is also suitable for various devices.
• Humanized Structure: Our diamond wet coring bit features chip removal holes, highly regular saw teeth, and concentric axes design. The innovative design allows it high drilling performance while keeping a long lifetime. 
• Simple Operation: The core drill can be used for wet drilling to content your work needs. Start drilling at the vertical position and continue to dig deep. A bit of water can prolong the service life.
• Versatile Uses: Our concrete core drill is designed for drilling concrete, red brick, marble, and other materials on conditions, such as installing air conditioners, pipes, stair railings, highways, and airports, etc.

• Model: KZ8
• Material: Diamond & Aluminum Alloy
• Bit Diameter: 8 in / 203 mm
• Useful Length: 14 in / 355 mm
• Total Length: 15.7 in / 400 mm
• Adaptor: 5/8in-11
• Item Weight: 17 lbs / 7.7 kg

• 1 x Diamond Core Drill Bit
• 1 x Blade

Premium Diamond Material

The core bore drill is made of high-quality diamond and aluminum alloy. Selected diamond and high-frequency welding technology can ensure a longer working life.

5/8"-11 Universal Thread 

Long Useful Length

These core drill bits are equipped with 14-inch barrel depth for deeper hole drilling. As a result, improve working efficiency and expand the scope of application.

Stable Concentric Shaft

Three in one concentric shaft design can provide stable operation and fast drilling, more effective than an ordinary hole drill.

High-frequency Teeth Welding

The sawteeth of the concrete hole saw are high-frequency welded, toothed design is  more sharp and wear-resistant.

Extensive Use

The diamond tip hole saw is designed for drilling hard concrete, masonry, hard brick, and other hard materials.