IndexableInsert Milling Cutters | McMasterCarr
Fasten carbide inserts directly to these end mills for a hold that''s strong enough to handle the high speeds of a CNC machine. Replaceable carbideinsert end mills reduce waste and cost in highvolume jobs— when the cutting edges dull, replace the carbide inserts instead of the entire tool. End mills have a square cut style for milling square slots, pockets, and edges.