The hitachi dh25dal sds plus hammer drill with a powerful motor for excellent performance and save power mode when drilling small holes the powerful motor provides excellent drilling performance it offers three modes of operation including hammer only for light chipping sds drilling and chisel only the light weight lithium ion battery design offers long battery life with a unique protection circuit that gives up to 1300 battery cycles 2 x 252 volt 20ah li ion batteries specification modes 3 rota