Alpen 11800650100 Tungsten Carbide Masonry Drill Bits"Long Life" 6, 5mm with Industrial Packing Go to amazon.com Related posts 10 best tungsten carbide drill bit for 2022 FeatureUniversal percussion drill bitsLong tool lifeRobust DescriptionRange of application: masonry drill bit type long life, milled flutes, for percussion and rotary drilling in concrete, brick and Natural Stone.