TypeStraight TypeTypeStraight TypeL Type 45° Parting-Off Grooving & Grooving Tool Holders GND Type For Necking For Face Machining Necking Grooving / Turning / Profiling GNDN GNDF GNDFS Straight Type Straight Type L Type New New Shank Size Shank Size Shank Size Height x Width Height x Width Height x Width 20mm x 20mm 20mm x 20mm 25mm x 25mm 25mm x 25mm 25mm x 25mm 32mm x 32mm Grooving Width (mm) Grooving Width (mm) Grooving Width (mm) Chipbreaker Chipbreaker Chipbreaker Series for Necking ShankSize Cutting Width (mm) Series Max. Grooving Depth(mm)2345651015202530 Min. Bore(mm) Ref. Applicable ChipbreakerPageMG ML GG GLNewGF RG RN CG GA 2 2,0 Min. ø20 20 20 3 2,5 Bore ø20 4 GNDN 3,0 ø30 → F27 25 25 5 3,5 ø30 6 4,0 Max. Groov. Depth ø30 Stock Series for Face Machining ShankSize Cutting Width (mm)Height Width345678Series Max. Grooving Depth(mm)5101520 25 30 50 Bore(mm)100150200250300 1.000Ref.Page Applicable Chipbreaker New NewMG ML GG GL GF RG RN CG GA 3 GNDF 12 ø35 ø45 3 GNDF 12 ø40 ø55 3 GNDF 18 ø50 ø70 3 GGNNDDF F 18 ø65 ø100 → F28 3 GNDF 18 ø90 ø150 3 GNDF 18 ø140 ø200 3 GNDF 18 ø180 ø300 4 GNDF 18 ø40 ø55 4 GNDF 23 ø50 ø70 4 GNDF 23 ø65 ø90 4 GGNNDDF F 23 ø85 ø130 → F28 20 20 4 GNDF 23 ø125 ø200 4 GNDF25254GNDF 23 ø180 ø30023ø280ø1.000 5 GNDF 23 ø50 ø70 5 GNDF 23 ø65 ø90 55 GGGNNNDDDFF F 23 ø85 ø130 → F2823ø125ø200 5 GNDF 23 ø180 ø300 5 GNDF 23 ø280 ø1.000 6 GNDF 23 ø50 ø75 6 GNDF 23 ø70 ø110 6 GGNNDDF F 23 ø100 ø200 →→ F28 6 GNDF 23 ø180 ø300 6 GNDF 23 ø280 ø1.000 6 GNDFS 20 ø70 ø100 6 GNDFS 20 ø100 ø200 6 GGNNDDFSFS 20 ø180 ø300 → F30 6 GNDFS 20 ø280 ø1.000 20 20 6 GNDFS 20 ø450~ 25 25 8 GNDFS 20 ø70 ø100 8 GNDFS 20 ø100 ø200 8 GGNNDDFSFS 20 ø180 ø300 → F30 8 GNDFS 20 ø280 ø1.000 8 GNDFS 20 ø450~ Stock Make to order item 1st Recommendation 2nd Recommendation F9