Core Drill Bits for Construction Drill Motors, Forged Carbon Steel, Diamond Grid Layout, Up to 355 mm in Diameter, Wet & Dry Drilling

Description

Professional diamond core drill bits engineered for precise, durable concrete drilling across a wide diameter range. Featuring a Diagrip2™ 3D uniform diamond layout and a cold-drawn 4130 carbon alloy steel barrel, these bits deliver consistent cutting performance, support wet or dry operation, and suit 2.0–5.4 hp motors with a 1¼"-7 UNC female spindle thread for reliable jobsite compatibility.

Highlights

• Diagrip2™ 3D uniform diamond grid for consistent cutting
• Wide diameter range 16 mm to 355 mm to cover common concrete needs
• Effective drilling lengths from 350 mm to 500 mm for deep cores
• Optimized for wet and dry drilling to match site conditions
• Cutting edges made from sintered cobalt-iron metal matrix with industrial diamonds for durability
• Cold-drawn high-tensile 4130 carbon alloy steel core tube for strength
• Machined forged carbon steel connection hub for secure thread engagement
• Shear force stress rating up to 2,500 Nm for heavy-duty use
• Compatible with 2.0–5.4 hp motors and 1¼"-7 UNC female spindle threads

Specifications

Special Notes

• No warranty or accessory inclusions specified
• verify warranty and what is included with your purchase with Technomec
• Confirm motor power and spindle thread compatibility with your drill before use

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