Specialty endmills, where do you buy?

[mbellon (Mark Bellon)]

Recommended End Mills

Choosing end mills requires choosing the appropriate characteristics (e.g. diameter, number of flutes, shape (flat, ball, bull nose ends), flute direction (up, down, compression cut) and so forth. Please jump to the putting it all together section if you want a simple summary. What follows are details of how and why to choose certain attributes of end mills. It takes some effort to learn the lingo but it is worth it so one can order end mills directly from a machining supplies vendor or distr…