SEC-Grooving Tools GNDL Type / GNDLS Type ■ Inserts for GNDL/GNDLS Dimensions (mm) Application Coated carbide Cermet Carbide Width of cut Nose radius Length Thickness Shape External appearance Cat. No. CW Pcs/ Fig AC830P AC425K AC520U AC530U T2500A H10 RE L S Pack Width of cut Tolerance MG GCM N3004-MG D D D D Q Q 3.0 ±0.03 0.4 21.1 3.8 GCM N4008-MG D D D D Q Q 4.0 ±0.03 0.8 26.4 4.0 Grooving/Traverse Turning GCM N5008-MG D D D D Q Q 5.0 ±0.03 0.8 26.4 4.1 5 1 GCM N6008-MG D D D D Q Q 6.0 ±0.03 0.8 26.4 4.5 Fig 1 General GCM N7008-MG D D D D Q Q 7.0 ±0.04 0.8 28.75 5.5 CW 4-RE purpose type GCM N8008-MG D D D D Q Q 8.0 ±0.04 0.8 28.75 6.0 L ML GCM N2002-ML Q Q D D Q Q 2.0 ±0.03 0.2 21.1 3.6 GCM N3002-ML D D D D D Q 3.0 ±0.03 0.2 21.1 3.8 S GCM N4004-ML D D D D D Q 4.0 ±0.03 0.4 26.4 4.0 CW = 4.0 mm or less GCM N5004-ML D D D D Q Q 5.0 ±0.03 0.4 26.4 4.1 5 1 GCM N6004-ML D D D D Q Q 6.0 ±0.03 0.4 26.4 4.5 CW = 5.0 mm or more GCM N7004-ML D D D D Q Q 7.0 ±0.04 0.4 28.75 5.5 Low feed type GCM N8004-ML D D D D Q Q 8.0 ±0.04 0.4 28.75 6.0 GG GCM N2002-GG D D D Q Q 2.0 ±0.03 0.2 21.1 3.6 GCM N3002-GG D D D Q Q 3.0 ±0.03 0.2 21.1 3.8 GCM N4002-GG D D D Q Q 4.0 ±0.03 0.2 26.4 4.0 5 1 GCM N5002-GG D D D Q Q 5.0 ±0.03 0.2 26.4 4.1 GCM N6002-GG D D D Q Q 6.0 ±0.03 0.2 26.4 4.5 GCM N3004-GG D D D Q Q 3.0 ±0.03 0.4 21.1 3.8 GCM N4004-GG D D D Q Q 4.0 ±0.03 0.4 26.4 4.0 GCM N5004-GG D D D Q Q 5.0 ±0.03 0.4 26.4 4.1 5 1 F GCM N6004-GG D D D Q Q 6.0 ±0.03 0.4 26.4 4.5 General GCM N7004-GG D D D Q Q 7.0 ±0.04 0.4 28.75 5.5 purpose type GCM N8004-GG D D D Q Q 8.0 ±0.04 0.4 28.75 6.0 Tools Grooving Grooving/Cut-Off GL GCM N2002-GL D D D Q Q 2.0 ±0.03 0.2 21.1 3.6 Fig 1 GCM N3002-GL D D D Q Q 3.0 ±0.03 0.2 21.1 3.8 CW 4-RE GCM N4002-GL D D D Q Q 4.0 ±0.03 0.2 26.4 4.0 L GCM N5002-GL D D D Q Q 5.0 ±0.03 0.2 26.4 4.1 5 1 Grooving GCM N6002-GL D D D Q Q 6.0 ±0.03 0.2 26.4 4.5 S GCM N7004-GL D D D Q Q 7.0 ±0.04 0.4 28.75 5.5 Cut-Off Low feed type GCM N8004-GL D D D Q Q 8.0 ±0.04 0.4 28.75 6.0 Threading GF GCM N125005-GF Q Q Q D Q Q 1.25 ±0.03 0.05 17.4 3.2 GCM N150005-GF Q Q Q D Q Q 1.5 ±0.03 0.05 17.4 3.7 GCM N2002-GF Q Q D D Q 2.0 ±0.03 0.2 21.1 3.6 GCM N3002-GF D D D D Q 3.0 ±0.03 0.2 21.1 3.8 GCM N4002-GF D D D D Q 4.0 ±0.03 0.2 26.4 4.0 5 1 GCM N5002-GF D D D Q Q 5.0 ±0.03 0.2 26.4 4.1 GCM N6002-GF D D D Q Q 6.0 ±0.03 0.2 26.4 4.5 GCM N7002-GF D D D Q Q 7.0 ±0.04 0.2 28.75 5.5 GCM N8002-GF D D D Q Q 8.0 ±0.04 0.2 28.75 6.0 GCM N7004-GF D D D Q Q 7.0 ±0.04 0.4 28.75 5.5 5 1 Low cutting force type GCM N8004-GF D D D Q Q 8.0 ±0.04 0.4 28.75 6.0 Fig 2 RG GCM N3015-RG D D D D D Q 3.0 ±0.03 1.5 21.1 3.8 Profiling 2-RE GCM N4020-RG D D D D D Q 4.0 ±0.03 2.0 26.4 4.0 CW GCM N5025-RG D D D D Q Q 5.0 ±0.03 2.5 27.2 4.1 5 2 L GCM N6030-RG D D D D Q Q 6.0 ±0.03 3.0 27.5 4.5 S GCM N7035-RG D D D D Q Q 7.0 ±0.04 3.5 29.05 5.5 General purpose type GCM N8040-RG D D D D Q Q 8.0 ±0.04 4.0 29.25 6.0 Facing/Necking Fig 2 RN GCM N2010-RN Q Q D D Q Q 2.0 ±0.03 1.0 21.7 3.6 2-RE GCM N3015-RN D D D D Q Q 3.0 ±0.03 1.5 22.4 3.8 CW GCM N4020-RN D D D D Q Q 4.0 ±0.03 2.0 28.0 4.0 5 2 L GCM N5025-RN D D D D Q Q 5.0 ±0.03 2.5 28.1 4.1 S General purpose type GCM N6030-RN D D D D Q Q 6.0 ±0.03 3.0 28.1 4.5 For non-ferrous metals Fig 3 GA GCG N2002-GA Q Q Q Q Q D 2.0 ±0.025 0.2 21.1 3.6 4-RE GCG N3002-GA Q Q Q Q Q D 3.0 ±0.025 0.2 21.1 3.8 CW L GCG N4004-GA Q Q Q Q Q D 4.0 ±0.025 0.4 26.4 4.0 5 3 S GCG N5004-GA Q Q Q Q Q D 5.0 ±0.025 0.4 26.4 4.1 General purpose type GCG N6004-GA Q Q Q Q Q D 6.0 ±0.025 0.4 26.4 4.5 Application Coated carbide Cermet Carbide Width of cut Nose radius Length Thickness Shape External appearance Cat. No. AC830P AC425K AC520U AC530U T2500A H10 CW Pcs/ Fig R L R L R L R L R L R L RE L S Pack Width of cut Tolerance Fig 4 This figure shows right handed tools. CG GCM R/L2002-CG-05 DD DDDDQQQQ 2.0 ±0.03 0.2 21.1 3.6 Cut-Off CW GCM R/L3002-CG-05 DD DDDDQQQQ 3.0 ±0.03 0.2 21.3 3.8 5 4 5° L 4-RE GCM R/L4002-CG-05 DD DDDDQQQQ 4.0 ±0.03 0.2 26.7 4.0 S General purpose type Use a combination of an insert and a holder with the same edge width CW. GNDIS type holders cannot be used. Recommended Cutting Conditions F21 D mark: Standard stock (expanded product) F29