Depth of cut: ap (mm)Depth of cut: ap (mm) Feed: f (mm/rev)Feed: f (mm/rev)Feed: f (mm/rev) - Chipbreaker Guide 1 corner insert Internal grooving GN 1st choice for internal grooving 0.30 Low cutting force and good chip 0.25 control for internal grooving 0.20 Low cutting force and good chip 0.15 0.10 CW = 3 - 5 mm 0.05 External Internal 3 4 5 F117 page Groove width : CW (mm) Internal GE 1st choice for external grooving 0.30 and parting 0.25 Face Excellent chip control 0.20 CW = 2 - 5 mm 0.15 Parting 0.10 ExternalInternal0.05Face Parting Others 2 3 4 5 F115 page Groove width : CW (mm) GF 1st choice for face grooving 0.30 Low cutting force and good chip 0.25 control for face grooving 0.20 0.15 CW = 3 - 5 mm 0.10 0.05 Internal 3 4 5 Groove width : CW (mm) F116 page Grooving and turning GT 1st choice for traversing Low cutting force and good chip 2.0 GT50 control for traversing GT40 CW = 3 - 5 mm GT30 1.0 0.05 0.10 0.15 0.20 0.25 0.30 F115 page Feed: f (mm/rev) Profiling GR Full radius type Low cutting force and good 2.0 GR50 chip control for profiling GR40 CW = 3 - 5 mm GR30 1.0 0.05 0.10 0.15 0.20 0.25 0.30 Feed: f (mm/rev) F116 page F118 www.tungaloy.com