The Makita HR2811F variable speed, reversible, 3 mode SDS Plus hammer drill has been designed for the user who requires a more powerful machine. The shape taken from the larger SDS max rotary demolition hammers the HR2811F is ideally suited for the plumber or electrician that requires a compact machine but a machine that can easily cope with prolonged use. The HR2811F is fitted with a powerful 800w motor and Makita's torque limiter system, which disengages the drive to protect both the user and machine should a drill bit or core bit get jammed making the HR2811 a safe option when drilling with the large drill bits. A quick change chuck version is available with the HR2811FT.