SPEEDHAMMER Plus concrete and masonry drill bits are designed for demanding users who demand only the best. Thanks to the innovative spiral blade, they have 20% more power than the most common masonry drill bits and remove drilling dust and chips very quickly. The blades are made of chrome vanadium steel, which guarantees the best possible breaking strength. Suitable for all impact drills with SDS+ holder 2-blade tip Blade geometry ensures 20% faster drilling The short blade tip prevents the drilling channel from clogging and effectively removes dust and chips Chrome vanadium steel construction