GHGR/Lhl2 Dmaxh
External Holders for Deep
Grooving and PartingfWl1 h4b A
Left-hand shown
DesignationWminWmaxDmax(3)hbl1l2fAh4
GHGR/L 20-2(1)0.402.4034.020.020.0120.0033.019.21.70-SR M5X16 DIN912HW 4.0
GHGR/L 25-2(1)0.402.4034.025.025.0140.0033.024.21.70-SR M5X16 DIN912HW 4.0
GHGR/L 16-33.004.0040.016.016.0110.0036.014.72.504.0SR M6X16 DIN912HW 5.0
GHGR/L 16-3 ST(2)3.004.0034.016.016.078.0033.015.02.404.0SR M6X16 DIN912HW 5.0
GHGR/L 20-33.004.0040.020.020.0120.0036.018.72.50-SR M6X16 DIN912HW 5.0
GHGR/L 25-33.004.0040.025.025.0140.0036.023.72.50-SR M6X16 DIN912HW 5.0
GHGR 16-44.005.0040.016.016.0110.0036.014.43.204.0SR M6X16 DIN912HW 5.0
GHGR/L 20-44.005.0040.020.020.0120.0036.018.23.50-SR M6X16 DIN912HW 5.0
GHGR/L 25-44.005.0040.025.025.0140.0036.023.23.50-SR M6X16 DIN912HW 5.0
GHGR/L 25-4254.005.0050.025.025.0140.0041.023.23.50-SR M6X16 DIN912HW 5.0
GHGR/L 25-55.006.4050.025.025.0140.0041.022.94.20-SR M6X16 DIN912HW 5.0
GHGR/L 32-55.006.4050.032.032.0150.0041.029.94.20-SR M6X16 DIN912HW 5.0
GHGR/L 25-6306.008.0060.025.025.0140.0045.022.35.40-SR M6X16 DIN912HW 5.0
GHGR/L 32-6326.008.0064.032.032.0170.0050.029.45.40-SR M6X16 DIN912HW 5.0
  • For machining depth over 13 mm, a single-ended insert is required (GIM, GIMF, GIMY)
  • Tmax for grooving depth depends on part diameter D
  • For grooving a

part with a diameter larger than Dmax, see next table For using TIP inserts, toolholder seat needs to be modified according to insert profile to ensure clearance For user guide, see pages 340-351 (1) In the case of inserts with W<2 mm, tool pocket should be ground to 0.3 mm thinner than the insert's grooving width. (2) For Star and multi-spindle machines. (3) Maximum parting diameter For inserts, see pages: GIA-K (W=3-6) (254) GIF (253) GIF (full radius) (254) GIF-E (W=4-6 full radius) (250) GIF-E (W=4-6) (248) GIG (252) GIM-C (402)

  • GIM-J (403)
  • GIM-J-RA/LA (403)
  • GIM-UT (404)
  • GIM-UT-RA/LA (404)
  • GIM-W (403)
  • GIM-W-RA/LA (404)
  • GIMF (244)
  • GIMM 8CC (454)
  • GIMN (245)
  • GIMY (245)
  • GIMY (full radius) (246)
  • GIMY-F (247)
  • GIP (252)
  • GIP (flat top W<M) (251)
  • GIP (full radius W<M) (251)
  • GIP (full radius) (253)
  • GIP-E (249)

GIP-E (full radius) (250) GIPA (full radius W=3-6) (257) GIPA (W=3-6) (256) GIPM-A46 / GIP-1250 (313) GIPY (255) GITM (255) GITM (full radius) (255) TIP-MT (261) TIP-P-BSPT (264) TIP-P-BSW (263) TIP-P-ISO (262) TIP-P-NPT (263) TIP-P-UN (262) TIP-WT (261)

Depth Capacity*

DesignationD
GHGR/L 16-3————405068801202901000——
GHGR/L 20-2——————66801202701000——
GHGR/L 20-3————405068801202901000——
GHGR/L 20-4————405068801202901000——
GHGR/L 25-2——————667286110130220320
GHGR/L 25-3————40801051201904501500——
GHGR/L 25-4————40801051201904501500——
GHGR/L 25-425——99135350700——————
GHGR/L 25-5——50130300600——————
GHGR/L 25-630—100350—————————
GHGR/L 32-5——50130300600——————
GHGR 32-632————————————
Depth T323025232019171614121198

* For over 13 mm depth: GIM, GIMF and GIMY, GPV (single ended insert) only.

MAHR/L Adt Hld f ll GRIP Sthh
aper oers or a ysemsl1 h4
Right-hand shownbf f1 f2 Left-hand shown• f=f1(shank)+f2(adapter)
Designationhbl1h4f1
MAHR/L 2020.020.0130.0010.017.1
MAHR/L 2525.025.0130.005.022.1
MAHR/L 3232.032.0140.00-29.1

For tools, see pages: CGPAD (238) DGAD-B-D (379) DGAD/HGAD (378) HFPAD-3 (438) HFPAD-4 (441) HFPAD-5 (439) HFPAD-6 (439) HGPAD (227) PCADR/L (268) SCLCR-PAD (47) SDJCR-PAD (51) SVJCR-PAD (56) SWAPR-PAD (62) TGAD (393) TGPAD (230)

Spare Parts
Designation
MAHR/LSR M5-04451T-20/5SR 14-519SR M6X20-XT(a)HW 5.0SR M6X6DIN551 14H/22H

(a) For CGPAD, HGPAD, TGPAD and HFPAD adapters; supplied with the tools