When drilling and screw driving in wood and metal, the powerful GSR 18V-50 cordless drill driver provides durability. Its intelligent brushless motor communicates directly with the tool's electronics, ensuring high productivity and a long service life. The metal chuck and ergonomic design of the drill driver make the tool compact and robust for use on heavy-duty jobs. It is compatible with all Bosch Professional 18 V batteries (Flexible Power System) for ease of use on even the most difficult projects. The A-rated noise level of the power tool is typically as follows: Sound pressure level 88 dB(A); Sound power level 99 dB(A). Uncertainty K= 5 db.