Management Machining Overview ADI is a leader in CNC and manual machining for manufacturing industrial type products. State of the art equipment and experienced machinists produce some of the worlds best parts. To learn more about the machining services at ADIWelding Services OverviewADI is a leader in welding A514 metal plate for structures. We specialize in welding A514 plate to A514 plate and other high quality metals such as 4340. Want to know more about the welding services offered at ADILand Drilling Rig Fabrication OverviewDrilling rigs are the life line of oil and gas exploration. more... See more text