The Ryobi RAK08SDS2 SDS+ Drill Bit set includes 8x Flute Bits compatible with all SDS+ Rotary Hammer Drills. This includes the Ryobi R18SDS-0, RSDS680, RSDS800 and RSDS1050. Ideal for drilling holes into masonry and hard concrete. Includes 5, 5.5, 5.5, 6, 7, 8, 10, 12mm bit sizes.