
| GHGR/L | LH CUTD | IA | |||||||||||
| External Holders for Deep | HF | H | |||||||||||
| Grooving and Parting | HBH | ||||||||||||
| C | WN-CWX | O | AL=LF | W | |||||||||
| WF | B | ||||||||||||
| Left-hand | shown | ||||||||||||
| Designation | CWN(3) | CWX(4) | CUTDIA(5) | H | HF | B | OAL | LH | WF | WB | HBH | ||
| GHGR/L 20-2(1) | 0.40 | 2.40 | 34.0 | 20.0 | 20.0 | 20.0 | 120.00 | 33.0 | 19.20 | 1.70 | - | SR M5X16 DIN912 | HW 4.0(a) |
| GHGR/L 25-2(1) | 0.40 | 2.40 | 34.0 | 25.0 | 25.0 | 25.0 | 140.00 | 33.0 | 24.20 | 1.70 | - | SR M5X16 DIN912 | HW 4.0(a) |
| GHGL 16-3 | 3.00 | 4.00 | 40.0 | 16.0 | 16.0 | 16.0 | 110.00 | 36.0 | 14.70 | 2.50 | 4.0 | SR M6X16 DIN912 | HW 5.0(a) |
| GHGR 16-3 | 3.00 | 4.00 | 40.0 | 16.0 | 16.0 | 16.0 | 110.00 | 36.0 | 14.70 | 2.50 | - | ||
| GHGR/L 16-3 ST(2) | 3.00 | 4.00 | 34.0 | 16.0 | 16.0 | 16.0 | 78.00 | 33.0 | 15.00 | 2.40 | 4.0 | SR M6X16 DIN912 | HW 5.0(a) |
| GHGR/L 20-3 | 3.00 | 4.00 | 40.0 | 20.0 | 20.0 | 20.0 | 120.00 | 36.0 | 18.70 | 2.50 | - | SR M6X16 DIN912 | HW 5.0(a) |
| GHGR/L 25-3 | 3.00 | 4.00 | 40.0 | 25.0 | 25.0 | 25.0 | 140.00 | 36.0 | 23.70 | 2.50 | - | SR M6X16 DIN912 | HW 5.0(a) |
| GHGR 16-4 | 4.00 | 5.00 | 40.0 | 16.0 | 16.0 | 16.0 | 110.00 | 36.0 | 14.40 | 3.20 | 4.0 | SR M6X16 DIN912 | HW 5.0(a) |
| GHGR/L 20-4 | 4.00 | 5.00 | 40.0 | 20.0 | 20.0 | 20.0 | 120.00 | 36.0 | 18.20 | 3.50 | - | SR M6X16 DIN912 | HW 5.0(a) |
| GHGR/L 25-4 | 4.00 | 5.00 | 40.0 | 25.0 | 25.0 | 25.0 | 140.00 | 36.0 | 23.20 | 3.50 | - | SR M6X16 DIN912 | HW 5.0(a) |
| GHGR/L 25-425 | 4.00 | 5.00 | 50.0 | 25.0 | 25.0 | 25.0 | 140.00 | 41.0 | 23.20 | 3.50 | - | SR M6X16 DIN912 | HW 5.0(a) |
| GHGR/L 25-5 | 5.00 | 6.40 | 50.0 | 25.0 | 25.0 | 25.0 | 140.00 | 41.0 | 22.90 | 4.20 | - | SR M6X16 DIN912 | HW 5.0(a) |
| GHGR/L 32-5 | 5.00 | 6.40 | 50.0 | 32.0 | 32.0 | 32.0 | 150.00 | 41.0 | 29.90 | 4.20 | - | SR M6X16 DIN912 | HW 5.0(a) |
| GHGR/L 25-630 | 6.00 | 8.00 | 60.0 | 25.0 | 25.0 | 25.0 | 140.00 | 45.0 | 22.30 | 5.40 | - | SR M6X16 DIN912 | HW 5.0(a) |
| GHGR/L 32-632 | 6.00 | 8.00 | 64.0 | 32.0 | 32.0 | 32.0 | 170.00 | 50.0 | 29.40 | 5.40 | - | SR M6X16 DIN912 | HW 5.0(a) |
(1) In the case of inserts with CW<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) Minimum cutting width (4) Maximum cutting width (5) Maximum parting diameter (a) For optional key with limited tightening torque see page 428
For inserts, see pages: GIA-K (W=3-6) (298) GIF (297) GIF (full radius) (298) GIF-E (W=4-6 full radius) (294) GIF-E (W=4-6) (292)
| Designation | ØDmax | ||||||||||||
| GHGR/L 16-3 | — | — | — | — | 40 | 50 | 68 | 80 | 120 | 290 | 1000 | — | — |
| GHGR/L 20-2 | — | — | — | — | — | — | 66 | 80 | 120 | 270 | 1000 | — | — |
| GHGR/L 20-3 | — | — | — | — | 40 | 50 | 68 | 80 | 120 | 290 | 1000 | — | — |
| GHGR/L 20-4 | — | — | — | — | 40 | 50 | 68 | 80 | 120 | 290 | 1000 | — | — |
| GHGR/L 25-2 | — | — | — | — | — | — | 66 | 72 | 86 | 110 | 130 | 220 | 320 |
| GHGR/L 25-3 | — | — | — | — | 40 | 80 | 105 | 120 | 190 | 450 | 1500 | — | — |
| GHGR/L 25-4 | — | — | — | — | 40 | 80 | 105 | 120 | 190 | 450 | 1500 | — | — |
| GHGR/L 25-425 | — | — | 99 | 135 | 350 | 700 | — | — | — | — | — | — | — |
| GHGR/L 25-5 | — | — | 50 | 130 | 300 | 600 | — | — | — | — | — | — | — |
| GHGR/L 25-630 | — | 100 | 350 | — | — | — | — | — | — | — | — | — | — |
| GHGR/L 32-5 | — | — | 50 | 130 | 300 | 600 | — | — | — | — | — | — | — |
| GHGR 32-632 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| CDX | 32 | 30 | 25 | 23 | 20 | 19 | 17 | 16 | 14 | 12 | 11 | 9 | 8 |
* For over 13 mm depth: GIM, GIMF,GIMT,GIMN and GIMY, GPV (single ended insert) only.