Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TLD2050AR1-10 found under Reamer Spiral by Kennametal Inc. The National Stock Number assigned to this part is 5133000546476, and the Federal Supply Class is 5133 Drill Bits Counterbores And Countersinks Hand And Machine. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like TLD2050AR1-10.