Grooving & Parting-Off TypeStraight TypeTypeStraight Type Grooving Tool Holders GND Type For Internal Machining (≥Ø14mm ~ ) For Internal Machining (≥Ø32mm ~ ) Grooving / Turning / Copying Grooving / Turning / Copying GNDIS GNDI Straight Type Straight Type New Ø12mm Ø25mm Ø16mm Ø32mm Ø20mm Ø40mm Grooving Width (mm) Grooving Width (mm) Chipbreaker Chipbreaker Series for Internal Machining (≥Ø14mm ~ ) ShankSizeCutting Width (mm) Series Max. Grooving Depth(mm)ØDs(mm) Min. Bore Ref.(mm)Page Applicable Chipbreaker F26 Stock GNDIS type: use smaller GXM type inserts 1st Recommendation Series for Internal Machining (≥Ø32mm ~ ) ShankSizeCutting Width (mm) Series Max. Grooving Depth(mm)ØDs(mm) Min. Bore Ref.(mm)Page Applicable Chipbreaker New New F24 Stock 1st Recommendation 2nd Recommendation F10