Torque (soft/hard/Max) (Nm) : 21/50/- Accessories: bare metal; Shock rate (bpm) : 0; Product type: rechargeable electric drill driver; Maximum borehole diameter in wood (mm) : 35; Chuck diameter, Min/Max (mm) : 1.5/13; Battery voltage: 18V; Maximum screw diameter (mm) : 10; Maximum drilling diameter in stone (mm) : 10; No-load speed (1st gear) (rpm) : 0-500; Torque setting: 20+2; No load speed (2 speed) (rpm) : 0-1900; Maximum drilling diameter in steel (mm) : 10;