
±0.08 10 Ref.
GEMI 2.9 Ref.
Utility Double-Ended Inserts for Internal 8°
and External Grooving and Turning
W
R M
Dimensions Tough 1 Hard Recommended Machining Data
a p f turn f groove
Designation W ±0.04 R ±0.05 M IC808 IC908 IC807 (mm) (mm/rev) (mm/rev)
GROOVE-TURN GEMI 2002N 2.00 0.20 1.60 • 0.25-0.80 0.05-0.10 0.04-0.08
GEMI 3002M 3.00 0.20 2.20 • • 0.25-1.30 0.10-0.14 0.05-0.09
GEMI 3002N 3.00 0.20 2.20 • • 0.25-1.00 0.07-0.12 0.04-0.08
• GEMI N inserts for ductile materials and low feed • Dmin for internal application=11.5 mm
• For cutting speed recommendations and user guide, see pages 340-351
For tools, see pages: E-GEHIR / E-GHIR (289) • GEAIR/L (289) • GEHIR/L (288) • GEHIR/L-SC (288) • GEHSR (311) • GEHSR/L-SL (311)
±0.08 10 Ref.
GEMI (full radius)
Utility Double-Ended Full Radius
Inserts for Internal and External 8°
Grooving and Profiling W
R M
Dimensions Recommended Machining Data
a p f turn f groove
Designation W ±0.04 R ±0.05 M IC808 (mm) (mm/rev) (mm/rev)
GEMI 2010Y 2.00 1.00 1.60 • 0.10-1.00 0.06-0.12 0.03-0.08
GEMI 3015Y 3.00 1.50 2.20 • 0.10-1.50 0.10-0.18 0.05-0.10
• Dmin for internal application=11.5 mm • For cutting speed recommendations and user guide, see pages 340-351
For tools, see pages: E-GEHIR / E-GHIR (289) • GEAIR/L (289) • GEHIR/L (288) • GEHIR/L-SC (288) • GEHSR (311) • GEHSR/L-SL (311)
±0.025 10 Ref.
GEPI (W