Ryobi One+ Li-Ion Combi Drill & Impact Driver Twin Pack 2 Batteries R18CK2A-LL13F. This Ryobi cordless Li-Ion combi drill & impact driver twin pack is best suited for drilling. It has a maximum drilling capacity of 13mm in masonry 38mm in wood & 13mm in metal. It comes with 2 batteries. The grip handle provides comfort & a stable grip when working. Recharge the battery with ease in 3 hours with the included battery charger included.