Tackle tough materials with this pro-grade 5-piece masonry drill bit set. It includes five sizes: 6mm (two of them), 8mm, 10mm, and 12mm, so you’ve got the right bit for most drilling jobs. The four-flute serrated design bites into concrete, brick, tile, glass, and even wood without slipping. The hexagonal shank grips tightly in your drill chuck, so there’s no spinning or wobbling during use. Plus, the chipformer design and cutting edge tech make these bits last longer and drill faster. They’re built for heavy-duty use—perfect for contractors, handymen, or serious DIYers. Whether you’re installing shelves, mounting TVs, or working on outdoor projects, these bits deliver clean, precise holes every time. Ditch those cheap bits that dull fast and upgrade to a set that actually performs!