Fein Cordless MultiMaster AMM 500, 4.0AH Kit is a high-performance tool designed for both interior and exterior construction as well as renovation projects. This versatile tool features an advanced anti-vibration system that ensures safe and comfortable operation by minimizing vibrations and significantly reducing noise. Equipped with the StarlockPlus tool mounting system, it delivers no-loss power transmission, allowing you to work faster and with greater precision. The patented QuickIN rapid-clamping system enables tool changes in under three seconds without the need for additional tools, enhancing efficiency on the job. With access to around 100 FEIN accessories in the Starlock and StarlockPlus categories, this tool exceptional versatility. Its powerful DC motor provides high torque and performance comparable to corded models, while the tacho generator maintains constant speeds even under load, supported by infinitely variable electronic speed control. The metal drive head ensures high durability and long service life, and the mechanical interface allows for stationary use with table or drill jig holders or the attachment of depth stops. The Fein Cordless MultiMaster AMM 500 also includes electronic cell protection (ECP) to safeguard the battery from overloading, overheating, and deep discharge. COOLPACK technology further extends battery life and enables longer operating times, making this tool reliable and efficient for demanding tasks. Model Number: 71293861090