The 2100MAX series tools stand out for their excellent quality and are intended for the most demanding applications. They are designed with special functions that ensure unmatched power, control and reliability. The Ingersoll Rand Twin Hammer impulse mechanism is the strongest, most durable and reliable mechanism in the industry. Ultra-sensitive button control, very wide range of forward power settings and full power in reverse. The lightweight composite housing guarantees maximum operator comfort and protection from cold air. The patented Quiet Tool system reduces the noise produced by the compressed air. Power supply: Lubricated compressed air - Recommended pressure 6.3 Bar