BUL burun diri merkezler
| Morse Taper | L (mm) | L1 (mm) | D (mm) | D1 (mm) | d (mm) | θ | No.ok. |
| MT2 | 135 | 64 | 61.9 | 17.780 | 12.7 | 70 ° | 562-171 |
| MT3 | 152 | 81 | 76.2 | 23.825 | 19 | 70 ° | 562-172 |
| MT3 | 170 | 81 | 100 | 23.825 | 30 | 60 ° | 562-173 |
| MT3 | 164 | 81 | 100 | 23.825 | 32 | 75 ° | 562-174 |
| MT4 | 232 | 102.5 | 160 | 31.267 | 40 | 60 ° | 562-175 |
| MT4 | 225 | 102.5 | 160 | 31.267 | 35 | 75 ° | 562-176 |
| MT5 | 252 | 129.5 | 200 | 44.399 | 40 | 75 ° | 562-177 |
| MT5 | 281 | 129.5 | 250 | 44.399 | 57 | 75 ° | 562-178 |
