Very best for: Drilling by way of non-tempered and ceramic glass Even though masonry bits rely on raw force to bore via brick and mortar, glass drill bits Have a very specialized suggestion to drill by way of glass without the need of cracking, shattering, or otherwise damaging the material. https://thebookpage.com/story4915500/the-smart-trick-of-wholesale-drill-bits-that-nobody-is-discussing