NEO TOOLS 82 mm Diamond Core Drill Bit for GRAPHITE 58G540, 470 mm Working Length, 1 1/4 inch UNC Thread, Laser Welded Segments, Wet Drilling

Creating large-diameter holes in reinforced concrete or masonry is a demanding task that quickly wears down standard drill bits. This diamond core drill bit from NEO TOOLS is built specifically for the GRAPHITE 58G540 core drill machine, delivering clean, precise cuts through the toughest materials with professional efficiency.

Who is it for

Professional contractors, electricians, plumbers, and serious DIYers who need to drill large-diameter holes in concrete, reinforced concrete, brick, masonry, or stone. If you're installing pipes, conduits, or ventilation ducts, this bit provides the durability and precision required for heavy-duty jobs.

Main features

• 82 mm diameter with 470 mm working length for deep drilling applications
• Laser-welded diamond segments with 10 mm segment height for extended life and fast cutting
• 1 1/4" UNC mounting thread for secure attachment to the GRAPHITE 58G540 core drill
• 8 diamond segments ensure balanced cutting and reduced vibration
• Designed for wet drilling with water cooling to prevent overheating and prolong bit life
• High-grade steel body with industrial diamonds for superior wear resistance

Specifications

• Brand: NEO TOOLS
• Model: 57-861
• MPN: 57-861
• EAN: 5906692012619
• Product Type: Diamond Core Drill Bit
• Drill Bit Diameter: 82 mm
• Working Length: 470 mm
• Mounting Thread: 1 1/4" UNC
• Number of Diamond Segments: 8
• Segment Height: 10 mm
• Segment Type: Laser Welded
• Drilling Method: Wet Drilling
• Compatible Materials: Concrete, Reinforced Concrete, Brick, Masonry, Stone
• Core Drill Machine Compatibility: GRAPHITE 58G540
• Body Material: High-grade Steel
• Cutting Material: Industrial Diamonds
• Application: Professional construction and renovation
• Durability: High resistance to wear and tear
• Cooling Requirement: Water cooling during operation

Tips

Always use water cooling during operation to maximize bit life and cutting performance. Ensure the bit is securely mounted on the GRAPHITE 58G540 before starting. For best results, apply steady, even pressure and avoid forcing the bit through the material.