650 Series Face Mills are free cutting Negative geometry that accomodates a variety of workpiece materials. The 650 Series Face Mills use the ONEG style inserts for the maximum of 16 cutting edges! Our ONEG style inserts have new coated grades for steel and ductile iron. This tooling has strong negative cutting geometry and is used for roughing as well as semi-finishing with its positive chip control inserts! These face mills are available from 3" to 8" diameter with medium or fine pitch and larger diameters include adjustable wiper stations. The inserts all have 16 cutting edges and are .250 thick allowing for longer tool life! ONEG inserts have NEW, coated grades for steel and ductile iron.