Description
VEVOR Diamond Core Drill Bit is built for heavy-duty drilling through reinforced concrete, brick, and masonry materials. Featuring a 4.25-inch diameter and a maximum drilling depth of 14 inches, this wet coring bit delivers precise and efficient hole cutting for construction and installation work. The laser-welded diamond segments provide superior durability and long service life, while the wet drilling design reduces dust and heat buildup for smoother operation. Equipped with a saw blade and universal 1-1/4"-7 inner thread, this core drill bit is compatible with water drills and core drill rigs, making it ideal for professional contractors and demanding job sites.
Key Features
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High-quality diamond segments for efficient and durable drilling
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Laser welding technology for strong and long-lasting performance
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Wet drilling design helps reduce dust and improves cutting efficiency
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Large 4.25 in / 108 mm diameter for precise hole drilling
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Maximum drilling depth of 14 in / 355 mm for deep coring tasks
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Includes saw blade for improved drilling performance
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Universal 1-1/4"-7 inner thread compatible with core drill rigs and water drills
Specifications
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Product Type: Tools & Home Improvement > Power Tool Accessories > Core Drill Bits
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Item Model Number: 108400BC
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Diameter: Φ 4.25 in / 108 mm
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Maximum Core Depth: 14 in / 355 mm
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Adapter Specification: Inner Thread 1-1/4"-7
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Welding Method: Laser Welding
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Wet/Dry Application: Wet
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Compatible Machines: Water Drill, Core Drill Rig
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Compatible Cutting Materials: Reinforced Concrete, Red Brick, Concrete, Foam Brick, etc.
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Product Dimensions: 18.5 x 4.3 x 4.3 in / 470 x 108 x 108 mm
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Net Weight (Including Accessories): 6.7 lbs / 3.04 kg
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Usage: Concrete and masonry drilling for construction and installation projects
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Suitable For: Contractors, construction workers, and professional drilling applications














