The EMB31323 169278-12 2 70 Circuit Board Drill D065424 D065423 D065422 is a furnace control board manufactured by Emerson, specifically designed for HVAC and refrigeration systems. This model, 150-1096, is a crucial component for controlling the functions of the furnace and ensuring optimal performance. With its reliable brand reputation and specific model number, this circuit board drill is a vital part of the HVAC system.