Technical data The most important data Torque (soft / hard / max.) 28/55 / ​​- Nm Idle speed, 1./2. for transmission 0 - 460/0 - 1.800 rpm. Drill chuck capacity, min./max. 1.5 / 13 mm Weight without battery 1.1 kg Torque adjustment steps 20 Approximate charging time (80% / 100%) 48/65 min [4.0 Ah] Borehole diameter Max. bore Ø in wood 35 mm Hole Ø in steel, max. 13 mm Borehole Ø in the wall 13 mm Screw diameter Max. screw Ø 10 mm Noise and vibration information Total value of vibration acceleration (sum of vectors in three directions) Noise pressure level 88 dB (A) Noise power level 99 dB (A) Scattering K 5 dB Drilling in metal The value of the acceleration of the generated oscillations ah is 1.5 m / s² Scattering K 1.5 m / s² Impact drilling in the wall The value of the acceleration of the generated oscillations ah 11 m / s² Scattering K 1.5 m / s² Advantages Bosch's powerful basic 18 V brushless drill Durable and powerful: high performance of 55 Nm and 1,750 rpm for maximum efficiency when working with wood, metal and masonry Durable 13 mm Roehm metal drill chuck for ideal power transfer for drilling and screwdriving The brushless motor ensures extended tool life and longer battery life Durable and powerful - the GSR 18V-55 Professional cordless drill with a brushless motor is the perfect Bosch 18 V starting tool. With a high performance of 55 Nm and 1,750 rpm, it ensures maximum efficiency in the workplace, especially when working with wood, metal and masonry. Its durable 13 mm Roehm metal drill chuck provides ideal power transfer for a wide range of drilling, impact drilling and screwdriving applications. The brushless brushless motor of the drill provides extended tool life and longer battery life. It is suitable for drilling and impact drilling in wood (up to 35 mm), steel (up to 13 mm) and masonry (up to 10 mm), as well as for screwdriving up to 10 mm in diameter. It is compatible with all Bosch Professional 18V batteries, including ProCORE18V batteries and chargers (Professional 18V System). The GSB 18V-55 Professional also has two gears, Autolock, Electronic Cell Protection, Electronic Motor Protection, LED indicator lights, lithium-ion battery, metal drill chuck, metal gears and right / left rotation. Delivery set Order number: 0 601 9H5 302 Cardboard box Battery and charger not included