The CT-ROT CORE DRL(16) 4X5 from Field Tool Supply is a high-performance core drill designed for efficient drilling in various materials. With a diameter of 4 inches and a length of 5 inches, this core drill is ideal for creating clean, precise holes in concrete, masonry, and other tough substrates. Constructed from premium materials, it offers exceptional durability and resistance to wear. This drill meets industry standards for performance and reliability, making it a trusted choice for professionals in construction and renovation.