SDS-PLUS CLASSIC DRILL BIT SET, 5 PIECESSDS-plus drill bit with high-quality carbide drill tipDynamic, chisel-shaped bit headLarge-volume S-spiral geometry ensures quick drill dust removalGood drilling output with good tool lifeFor use in concrete, masonry, natural stonein plastic storage case? 5, 6, 6, 8, 10 mm, L = 160 mm