Bosch 24V 13624-2G features a Steel-reinforced collar that enhances durability and protects tool when dropped on the chuck. Bosch Unibody powertrain maintains alignment between clutch, gearbox and motor for the most durable drivetrain system on the market. Also, DuraShield housing, constructed to withstand real world conditions, and this model has the Highest Torque available (Powers through the toughest applications with 600 in.-lbs. of torque).
In addition, it offers Two-speed gearbox which optimized for two modes of operation( High torque mode produces 600 inch/lbs. of torque and high speed mode generates 0-1,500 RPM/18,000 BPM). Externally changeable brushes that can be replaced in as little as 2 minutes, and with Ratcheting, single-sleeve 1/2″ chuck with carbide teeth(for one handed bit changes). And lastly, it features Built-in overload protection that extend motor life under the toughest applications.