HSS-Masonry-Drill-Bit-Set-17pc-Sealey-AK3717TCM-Set-consists-of-12-titanium-nitride-coated-high-speed-steel-drills-and-5-tungsten-steel-masonry-drills-Popular-range-of-sizes-Supplied-in-plastic-storage-box-with-rubberised-non-slip-coating-Sealey-AK3717TCM-HSS-Masonry-Drill-Bit-Set-17pc