Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number EXL8 found under Extractor Screw by Michigan Drill Corp. The National Stock Number assigned to this part is 5120002421118, and the Federal Supply Class is 5120 Hand Tools Nonedged Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like EXL8.