hCWh CW AH7025AH7025 AH725 GH130 NS9530 NS9530 KS05F GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingEndmillDrilling ToolTechnical Reference DGG External grooving (for high precision) RE 1 7˚ INSL Ref. P SteelMStainlessKCast iron 2 N Non-ferrous S Superalloys : First choice H Hard materials : Second choice Coated Cermet Uncoated Designation SeatsizeCW±0.02 RE INSL h 3 DGG200-020 2 2 0.2 20 5 DGG300-020 3 3 0.2 20 5 DGG400-040 4 4 0.4 20 5 DGG500-040 5 5 0.4 25 5.5 DGG600-040 6 6 0.4 25 5.5 : Line up 4 DGE External grooving (for high precision) RE CDX 7˚ INSL Ref. 5 P Steel M Stainless K Cast ironNNon-ferrousSSuperalloys : First choice 6 H Hard materials : Second choice Coated Cermet Designation SeatsizeCW±0.02 RE CDX INSL h DGE100-000 2 1 0DGE130-00021.30 2.5 20 52.5205 7 DGE160-010 2 1.6 0.1 2.5 20 5 DGE185-010 2 1.85 0.1 3.5 20 5 DGE215-015 2 2.15 0.15 3.5 20 5 : Line up Caution øDmax is limited as shown in the picture to the right according tothe groove depth, T Please refer to the following table.øDmax TT = Groove depth 8 Designation Max. groovedepth (mm)T=1 øDmax (mm)T = 1.5T=2 T = 2.5 T=3 DGE100-000 DGE130-000 2 - -DGE160-010∞18.611.5DGE185-010DGE215-01538.87Relevant area(Interference) 9 Reference pages: Toolholders → 6-12 - 6-16, Standard cutting conditions → 6-26 6-21