
GROOVE-TURN ±0.025 GIF (full radius) Precision Double-Ended Full 7° 5 Radius Inserts for Grooving 15.3 Ref. CW RE=CW/2 BW Recommended Dimensions Tough 1 Hard Machining Data f groove IC8250 IC808 IC20 Designation CW RE CWTOL(1) RETOL(2) BW CDX(3) (mm/rev) GIF 4.78-2.39 4.78 2.39 0.020 0.050 4.00 11.40 • • 0.11-0.20 GIF 6.35-3.18 6.35 3.18 0.020 0.050 4.80 10.60 • 0.14-0.27 • DMIN for internal machining = 70 mm • For cutting speed recommendations and user guide, see pages 475-492 (1) Cutting width tolerance (+/-) (2) Corner radius tolerance (+/-) (3) Cutting depth maximum For tools, see pages: Anti-Vibration Blades (312) • C#-GHDR/L (301) • CGHN 26-M (399) • CGHN 32-DGM (400) • CGHN 32-M (400) • CGHN-D (310) • CGHN-DG (310) • CGHN-S (309) • CGPAD (308) • CGPAD-JHP (309) • GHDR/L (short pocket) (302) • GHDR/L-JHP (short pocket) (303) • GHDR/L-JHP-MC (short pocket) (304) • GHGR/L (305) • GHMPR/L (300) • GHMR/L (300) ±0.025 GIA-K (W=3-6) 15° Flat Top Precision 7° 5 Double-Ended Inserts 15.3 Ref. with T-Land for Machining Cast Iron CW RE BW Dimensions Tough 1 Hard Recommended Machining Data IC5010 ap f turn f groove IC428 Designation CW RE CWTOL(1) RETOL(2) BW CDX(3) (mm) (mm/rev) (mm/rev) GIA 3.00K-0.40 3.00 0.40 0.020 0.030 2.40 13.00 • • 0.50-1.80 0.12-0.20 0.07-0.13 GIA 4.00K-0.40 4.00 0.40 0.020 0.030 3.20 13.00 • • 0.50-2.40 0.16-0.27 0.09-0.18 GIA 4.00K-0.80 4.00 0.80 0.020 0.050 3.20 13.00 • • 1.00-2.40 0.18-0.32 0.09-0.19 GIA 5.00K-0.80 5.00 0.80 0.020 0.050 4.00 13.00 • • 1.00-3.00 0.23-0.40 0.11-0.24 GIA 6.00K-0.80 6.00 0.80 0.020 0.050 4.80 13.00 • • 1.00-3.60 0.27-0.48 0.14-0.29 • DMIN for internal machining = 70 mm • For cutting speed recommendations and user guide, see pages 475-492 (1) Cutting width tolerance (+/-) (2) Corner radius tolerance (+/-) (3) Cutting depth maximum For tools, see pages: Anti-Vibration Blades (312) • C#-GHDR/L (301) • CGHN 26-M (399) • CGHN 32-DGM (400) • CGHN 32-M (400) • CGHN-D (310) • CGHN-DG (310) • CGHN-S (309) • CGPAD-JHP (309) • GHDR/L (short pocket) (302) • GHDR/L-JHP (short pocket) (303) • GHDR/L-JHP-MC (short pocket) (304) • GHGR/L (305) • GHMPR/L (300) • GHMR/L (300) 329