Improved 8.5AM motor, rocker switch for easy one handed reversing, rear handle that rotates 360° with 24 locking positions. Removable side handle and lanyard loop for portability. Improved motor design and cooling for added performance and durability. A variety of mixing and drilling applications. Increased continuous input rating, rated amperage and no load speed for added performance and efficiency. Improved motor cooling for added durability and operational efficiency. Aluminum gear housing. Ergonomic soft rubber grip for vibration absorption and comfortable operation.