Professional 10-Inch Diamond Core Drill Machine | 4250W Heavy-Duty Performance
Meet the demands of professional construction and drilling applications with our heavy-duty 4250W vertical core drill machine. Engineered for contractors and serious DIY enthusiasts, this robust drill delivers exceptional power and precision for drilling large diameter holes in reinforced concrete, masonry, and other challenging materials. With its safety features and professional-grade construction, it's built to handle the toughest job site conditions.
Key Features & Benefits:
Professional Power Output: The 4250W pure copper motor generates 500 RPM for efficient drilling through reinforced concrete and other tough materials without bogging down.
Large Capacity Drilling: Handles drilling diameters up to 10 inches (255mm) for major utility installations, HVAC work, and structural modifications.
Enhanced Safety Systems: Mechanical safety clutch prevents dangerous kickback, while overload protection safeguards the motor from damage during heavy use.
Precision Depth Control: The rack and pinion lifting system provides 19.7 inches of vertical adjustment, allowing precise depth control for holes up to 3.3 feet deep.
Efficient Cooling System: Designed for wet drilling operation with water connection port and multiple heat dissipation holes to maintain optimal operating temperature.
Durable Construction: Built with copper motor components, iron output shaft with standard thread, and hardened steel frame for long-term reliability.
Specifications:
Model: OB-255
Material: Copper, Aluminum, Iron, Plastic
Color: Red, Silver, Black
Motor Type: Pure Copper Motor
Voltage: 110V 60Hz
Power Input: 4250W
No-load Speed: 500 RPM
Max Drill Diameter: 10 inches (255mm)
Lifting Height: 19.7 inches (50cm)
Max Drill Depth: 3.3 feet (1m)
Water Hose Length: 4.9 feet (1.5m)
Power Cord Length: 11.5 feet (3.5m)
Net Weight: 55 lbs (25kg)
Product Dimensions: 7.09" x 6.3" x 36.22"
Package Includes:
1 x Core Drill Machine
1 x Water Hose
2 x Carbon Brushes
1 x English Manual
All Necessary Installation Hardware
Important Safety Notes:
Wet Drilling Only: This machine is designed for wet drilling operation only. Never operate without proper water cooling.
Professional Use Recommended: This is a professional-grade tool that requires experience and proper safety knowledge.
Safety Gear Required: Always wear appropriate PPE including safety glasses, hearing protection, gloves, and respiratory protection.
Electrical Safety: Use proper GFCI protection and ensure adequate circuit capacity for 4250W power requirements.
Drill Bit Not Included: Diamond core drill bits must be purchased separately based on your specific application needs.