GNB18V-38 Bosch Concrete Nailer powered by 2 x 18v Batteries plus 18v Fast Charger (supplied separate) all packed into a tough Bosch L-Boxx gives drywallers extreme power for efficient fastening into concrete. The brushless BiTurbo motor fitted into the heart of the GNB18V-38 Nailer has been designed to be tough and, in combination with the newly developed powerful air spring, fasten nails reliably through hard base materials. To work efficiently and with as little weight as possible, Bosch Power Tools recommend using 18v ProCORE Batteries with a 4Ah rating enabling the GNB18V-38 to fasten up to 500 nails off a single charge.The GNB18V-38 Concrete Nailer has been designed to enhance productivity and safety out on the jobsite, the nailer will not fire unless the nose is pressed firmly to the material's surface and the trigger is pulled shortly after, to set the next nail the nose must be lifted off the material briefly. Features include the fastener depth adjusted easily, a built-in mechanism ensures the nailer will only work with a full magazine, holding 22 nails and a longer magazine with 42 nails optionally available. In case a nail jams � for example due to debris in the nose of the tool � the push out pin supplied with the tool makes it easy to remove. No matter where the job happens to be, the GNB18V-38 Concrete Nailers bright LED worklight floods the work area with light. The control panel allows the trade to keep track of the battery and tool status, the status display is color-coded to tell when action is required giving full safe control of the machine at all times.This 18v Concrete Nailer GNB18V-38 and Bosch Galvanized and Hardened Nails, lengths are 16mm to 38mm for concrete and sand-lime brick or 13mm to 19mm for steel, form a perfectly matched nailing system. European ETA/CE and American ICC certifications allow drywall professionals to rely on the declared load capacities and achieve the expected nail performance. These certifications are impor.