hCWh CW AH7025AH7025 AH725 GH130 NS9530 NS9530 KS05F GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex DGGExternalgrooving (for high precision) A RE 7˚ INSL Ref. B P SteelMStainless C K Cast iron N Non-ferrous S Superalloys : First choice H Hard materials : Second choiceCoatedCermetUncoated D Designation SeatsizeCW±0.02 RE INSL h DGG200-020 2 2 0.2 z z z 20 5DGG300-020330.2zzz205DGG400-040440.4zzz205 E DGG500-040 5 5 0.4 z z z 25 5.5 DGG600-040 6 6 0.4 z z z 25 5.5 DGE z: Line up F External grooving (for high precision) RE CDX G 7˚ INSL Ref. P Steel H M Stainless K Cast iron N Non-ferrous S SuperalloysHHard materials Coated Cermet : First choice: Second choice I Designation SeatsizeCW±0.02 RE CDX INSL h DGE100-000 2 1 0 z z zDGE130-00021.30zzz 2.5 20 52.5205 J DGE160-010 2 1.6 0.1 z z z z 2.5 20 5 DGE185-010 2 1.85 0.1 z z z z 3.5 20 5 DGE215-015 2 2.15 0.15 z z z zCaution 3.5 20 5z: Line up K øDmax is limited as shown in the picture to the right accordingto the groove depth, T Please refer to the following table.øDmax T T = Groove depthDesignationMax. grooveøDmax (mm)depth (mm)T= 1T = 1.5T=2T = 2.5T=3 L DGE100-000 DGE130-000 2 - -DGE160-01018.611.5DGE185-010DGE215-01538.87Relevant area(Interference) M Reference pages: Toolholders → F010 - F020, Standard cutting conditions → F030 Tungaloy F025