The Silverline Diamond Core Drill Kit is a high-quality set of drill bits suitable for cutting tasks. Made from durable diamond material, these core drills are designed for use with a drill and are ideal for DIY enthusiasts and professionals alike. With the brand reputation of Silverline, this kit offers reliable performance and durability for all your drilling needs. Whether you’re drilling holes in tiles, concrete, or other tough materials, this 11-pieces set provides the right tool for the job. 38, 52, 65, 117 & 127mm.