General description Tungsten Carbide Tipped Masonry Drill Bit Set by Sealey is designed for prolonged life and heavy-duty use. This 11-piece set features a C45 steel shank with a flute design for fast and effective waste removal, making it ideal for various masonry applications. Technical specifications Tungsten carbide tipped for durability C45 steel shank YG8 carbide plate with sandblasted and milled grooves Sizes: Ø3 (x2), 4 (x2), 5 (x2), 6 (x2), 8 (x2), 10mm Model No. AK5702 Storage Supplied in a cylindrical plastic case