Made in USA rotary broach features multiple text letters, allowing machinists to stamp or mark their part in lathe or milling machine without removing part from machine. Typically used for making hexagon or square holes in precision machined products, broaches have letters or numbers and are inserted into broach holder to mark parts. Different identifying marks improve quality to distinguish between mixed lots of parts made in same machines.
This story is related to the following:Round Broaches |