
Grooving Tool Holders GND Type Identification Details – Holders GND M R 25 25 (M) - (T) 3 12 ( - 0 3 5 ) 1 2 3 4 5 6 7 8 9 Series Symbol Holder Design Shank Width / Work Dia. Type Max. Grooving Depth GND Chart 3 Chart 5 Internal Grooving Chart 8 Application Shank Height / Dia. Shank Length Insert Width Min. Machining Dia. Chart 2 Chart 4 Chart 6 Chart 7 (mm) 2 Application 33 Holder Design 4 Shank 4 Height / Diameter 5 5Shank Width / Work Dia. Symbol Application Symbol Direction Application Symbol Height (mm) Application Symbol Width (mm) Grooving / Cut Off / S External Multi-Purpose Turning / Profiling R Right External/ 10 10 External/ 10 10 Grooving / Cut Off / Face 12 12 Face 12 12 M External Multi-Purpose Turning / Profiling L Left Grooving Grooving L External Grooving Grooving / Cut Off (Shank 16 16 (Shank 16 16 Height) 20 20 Width) 20 20 External L-Styled (Side Cut) Grooving / Turning / MS Multi-Purpose Profiling 25 25 25 25 Internal 25 25 Internal 32 32 External L-Styled (Side Cut) Grooving Grooving LS Grooving (Shank 32 32 (Shank 40 40 Deep Grooving Grooving & Parting-Off Diameter) 40 40 Diameter) 50 50 Grooving / Turning / I Internal Grooving Profiling Grooving / Turning / F Face Grooving Profiling 6 Shank Length 8 Insert Width 9 Max. Grooving Depth Symbol Length (mm) Symbol Groov. Width (mm) Symbol Groov. Depth (mm) JX 120 1,25 1,25 06 6 K 125 1,5 1,5 10 10 M 150 2 2,0 11 11 P 170 3 3,0 12 12 4 4,0 12,5 12,5 5 5,0 18 18 6 6,0 20 20 7 7,0 21 21 8 8,0 25 25 To ensure maximum rigidity, use the multi-purpose type holder to machine the maximum grooving depth. Identification Details – Inserts G C M N 30 02 GG - (05) 1 2 3 4 5 6 7 8 Series Symbol Tolerance Insert Width Nose Radius Chipbreaker Front Angle Grooving M Class Symbol Groov. Width (mm) Symbol R (mm) Symbol Application 05 : 5° 125 1,25 005 0,05 MG Multi-Purpose: General Feed 150 1,5 02 0,2 ML Multi-Purpose: Low Feed Front Relief Angle Insert Design 20 2,0 04 0,4 GG Grooving: General Feed C: 7° Symbol Direction 30 3,0 08 0,8 GL Grooving: Low Feed 40 4,0 15 1,5 GF Grooving: Low Cutting Forces N Neutral 50 5,0 20 2,0 CG Cut-Off R Right Hand 60 6,0 25 2,5 RG Copying: General Feed L Left Hand 70 7,0 30 3,0 RN Multi-Purpose: General Feed 80 8,0 GA Multi-Purpose: General Feed F15