Makitas new combi drill and impact driver twin set with slide battery technology this twin kit from makita comprises of the new hp331d combi drill and the new td110d impact driver this kit is supplied with everything you need to get you going including two of makitas new 20ah lithium ion slide batteries a charger and a makpac case to keep your tools safe and secure these power tools feature improved speed power and performance to their predecessors and represent fantastic value to the profession