Our 142 mm Concrete Core Drill Bit is designed for high-performance and accurate drilling in concrete, reinforced concrete (RCC), brick, stone, and masonry surfaces. Manufactured with premium diamond segments and a heavy-duty steel body, this core drill bit ensures fast drilling speed, smooth cutting performance, and exceptional durability for demanding construction and industrial applications. Ideal for plumbing, electrical installations, HVAC systems, anchor fixing, and structural drilling projects, it delivers precise hole drilling with reduced vibration and excellent stability. Suitable for both wet and dry drilling methods, the 142 mm core drill bit provides reliable performance and long service life for professional users.