Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4260-1 found under Drilling Machine Upright by Milwaukee Electric Tool Corporation. The National Stock Number assigned to this part is 3413007626036, and the Federal Supply Class is 3413 Drilling And Tapping Machines. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4260-1.