Tool Ryobi 25 Piece Metric High Speed Steel Drill Bit Set25 metric drill bits for a greater range of applications Tough bit case for flat or hanging storage HSS construction for longer longevity and faster cutting Be ready for the finer drilling tasks in your DIY project with the RYOBI 25 piece metric high speed steel (HSS) drill bit set. The tough case can be stored either flat or hanging, to suit every workshop. The bits themselves range from 1. 0mm to 13mm to cover a greater range of applications. And