GBM13-2RE Professional With electronic variable two speed with forward and reverse action and a metal gear housing for improved cooling and lifetime. Overload switch and improve ergonomics. 4m power cord. No load speed: 0-3,000rpm. Power Input: 710W Keyless chuck: 13mm. Drilling capacities: steel 13mm, wood 32mm, aluminium 20mm. Weight: 2.4kg.