1. H60 ISCARTIFIAREAWD USER GUIDE Flank Clearance and Effective Inclination Angle Inclination angle B of the cutting edges correspond to a specific thread helix angle and insures equal clearance angle on both sides of insert Correct Incorrect ALIAR Flank clearance angle Helix angle Effective inclination angle is achieved by selecting the suitable anvil Infeed Methods for Threading Operations Alternating Flank Infeed Radial Infeed Flanks infeed Flank Equal Flank Diminishing Equal depth of cut for each pass Diminished depth of cut for each pass H Depth of thread profile on D Depth of pass on U Depth of finishing pass on ISCAR