
- for boring bar holders E1 and E2 - precision ground with stop collar - bores for tools with parallel shank - type A with bores - type K with groove
| Type A l1 | d4 | Typ l1 | e K l l | 2 3 | |||||||||||||||
| 34261 d1× d2 mm | Reduci 234261 | ng sle Type | eve d1 mm | d² mm | d3 mm | d4 mm | l1 mm | l2 mm | l3 mm | d1× d2 mm | 234261 | Type | d1 mm | d² mm | d3 mm | d4 mm | l1 mm | l2 mm | l3 mm |
| 20×08 | | A | 20 | 8 | 25 | — | 39 | — | — | 40×08 | | A | 40 | 8 | 45 | — | 69 | — | — |
| 20×10 | | A | 20 | 10 | 25 | — | 39 | — | — | 40×10 | | A | 40 | 10 | 45 | — | 69 | — | — |
| 20×12 | | K | 20 | 12 | 25 | 9 | 39 | 32�5 | 3�5 | 40×12 | | A | 40 | 12 | 45 | — | 69 | — | — |
| 20×16 | | K | 20 | 16 | 25 | 9 | 39 | 32�5 | 3�5 | 40×16 | | A | 40 | 16 | 45 | — | 69 | — | — |
| 25×08 | | A | 25 | 8 | 30 | — | 50 | — | — | 40×20 | | A | 40 | 20 | 45 | — | 69 | — | — |
| 25×10 | | A | 25 | 10 | 30 | — | 50 | — | — | 40×25 | | A | 40 | 25 | 45 | — | 69 | — | — |
| 25×12 | | A | 25 | 12 | 30 | — | 50 | — | — | 40×32 | | K | 40 | 32 | 45 | 17 | 69 | 61�0 | 5�0 |
| 25×16 | | K | 25 | 16 | 30 | 13 | 52 | 45�5 | 3�5 | 50×08 | | A | 50 | 8 | 55 | — | 80 | — | — |
| 25×20 | | K | 25 | 20 | 30 | 13 | 52 | 45�5 | 3�5 | 50×10 | | A | 50 | 10 | 55 | — | 80 | — | — |
| 32×08 | | A | 32 | 8 | 37 | — | 59 | — | — | 50×12 | | A | 50 | 12 | 55 | — | 80 | — | — |
| 32×10 | | A | 32 | 10 | 37 | — | 59 | — | — | 50×16 | | A | 50 | 16 | 55 | — | 80 | — | — |
| 32×12 | | A | 32 | 12 | 37 | — | 59 | — | — | 50×20 | | A | 50 | 20 | 55 | — | 80 | — | — |
| 32×16 | | A | 32 | 16 | 37 | — | 59 | — | — | 50×25 | | A | 50 | 25 | 55 | — | 80 | — | — |
| 32×20 | | K | 32 | 20 | 37 | 13 | 62 | 54�0 | 5�0 | 50×32 | | A | 50 | 32 | 55 | — | 80 | — | — |
| 32×25 | | K | 32 | 25 | 37 | 13 | 62 | 54�0 | 5�0 | 50×40 | | K | 50 | 40 | 55 | 17 | 80 | 72�0 | 5�0 |
Design: - for tools with shank to DIN 228B with tang DIN 69880 *without toothing
F
| Type d1 × MT | 234300 | d1 mm | d² mm | d3 mm | MT | d4 mm | h1 mm | l1 mm | l2 mm | Type d1 × MT | 234300 | d1 mm | d² mm | d3 mm | MT | d4 mm | h1 mm | l1 mm | l2 mm |
| F16MK1 | | 16 | — | 40 | 1 | 12�065 | — | 50 | — | F40MK1 | | 40 | 55 | 83 | 1 | 12�065 | 32�5 | 36 | 22 |
| F20MK1 | | 20 | — | 50 | 1 | 12�065 | — | 23 | — | F40MK2 | | 40 | 55 | 83 | 2 | 17�780 | 32�5 | 36 | 22 |
| F20MK2 | | 20 | — | 50 | 2 | 17�780 | — | 61 | 22 | F40MK3 | | 40 | 58 | 83 | 3 | 23�825 | 32�5 | 36 | 22 |
| F25MK1 | | 25 | — | 58 | 1 | 12�065 | 25�0 | — | — | F40MK4 | | 40 | 68 | 83 | 4 | 31�267 | 32�5 | 80 | 22 |
| F25MK2 | | 25 | — | 58 | 2 | 17�780 | 25�0 | 27 | — | F50MK2 | | 50 | 55 | 98 | 2 | 17�780 | 35�0 | 36 | 30 |
| F30MK1 | | 30 | — | 68 | 1 | 12�065 | 28�0 | 27 | — | F50MK3 | | 50 | 58 | 98 | 3 | 23�825 | 35�0 | 36 | 30 |
| F30MK2 | | 30 | — | 68 | 2 | 17�780 | 27�0 | 36 | — | F50MK4 | | 50 | 68 | 98 | 4 | 31�267 | 35�0 | 50 | 30 |
| F30MK3 | | 30 | 55 | 68 | 3 | 23�825 | 28�0 | 66 | 41 | F50MK5 | | 50 | — | 98 | 5 | 44�399 | 35�0 | 16 | — |