The Phalanx PRT R3 Max Rotary Tools includes 70 pieces of tool kit all in a sleek silver color. With a keyless chuck type, this set is perfect for various rotary tool projects. Powered by batteries, this set does not require any additional power sources to get started on your next DIY project. Perfect for professionals and hobbyists alike, the Phalanx PRT R3 Max Rotary Tools offer versatility and precision for a wide range of tasks.