Lennox 98L31 Natural Orifice .0890 Drill

The Lennox 98L31 is a Natural Orifice 0890 Drill, which is the equipment used in HVAC systems to make holes in natural gas orifices during maintenance or installation of the systems. These orifices are essential devices in natural gas-fired heating equipment such as furnaces and boilers to control the rate of natural gas to ensure proper combustion while ensuring optimal operation. The size was selected deliberately to cater to the special requirements of natural gas orifices to drill effectively for bettter precision and accuracy.