GROOVE-TURN Grooving Depth CDX (mm) Overhang OH, (mm) CWN-CWX TGHN 26-M CDX Internal Grooving and Turning Blades for GHIC...-70 Bars 14.5 HF H DMIN WFN-WFX 35°25°OAL WB150° OHN-OHX Designation CWN(1) CWX(2) WB WFN(3) WFX(4) OHN(5) OHX(6) DMIN HF OAL H TGHN 26-3M 3.00 3.00 2.40 40.0 41.5 13.5 15.0 70.00 21.4 63.00 26.0 TGHN 26-4M 4.00 5.00 3.20 40.0 41.5 13.5 15.0 70.00 21.4 63.00 26.0 TGHN 26-5M 5.00 5.00 4.00 40.0 46.5 13.5 20.0 70.00 21.4 63.00 26.0 • Grooving depth (CDX) varies in conformance with blade's overhang (WFN-WFX and OHN-OHX) and depends on the bore diameter (D) • TGHN 26...-M can be modified from external double-sided TGHN blades • For user guide, see pages 419-428, 432-436 (1) Minimum cutting width (2) Maximum cutting width (3) Adjustable extension (4) Adjustable extension (5) Minimum overhang for adjustable extension (6) Maximum overhang for adjustable extension For inserts, see pages: TGMA (272) • TGMF (full radius) (272) • TGMF/P (272) For holders, see pages: C#-GHIC (629) • GHIC-70 (355) Internal Grooving Capacity for TGHN Blades 19 OH=20 Example: 18 For grooving depth CDX=15.5 mm OH=19 17 and grooving width=5 mm OH=18 in bore øD=100, use blade 16 TGHN 26-5M and adjust overhang to OH=18 mm. OH=17 15 OH=16 TGHN 26-...M 14 OH=15 13 OH=14 12 OH=13 11 CDX WFN-WFX D 10 OHN-OHX(1) 70 100 150 200 250 Bore Diameter D (mm) 354 ISCAR