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Compatible with BMT Turret Standard
Technical Specifications
Unit: mm
| Model | A | B | C | D | E | F | G | H | I | J | K | L | M | N |
| BMT4090-ER20N | 63 | 135 | 6 | 40 | 50 | 60 | 12 | 60 | 48 | 9 | 61 | 153 | 88 | 21 |
| BMT4590-ER25N | 76 | 144 | 6 | 45 | 58 | 58 | 15 | 60 | 55 | 9 | 83 | 179 | 90 | 21 |
| BMT5590-ER32N | 86 | 154 | 8 | 55 | 64 | 64 | 15 | 60/85/105 | 63 | 11 | 104 | 200 | 100 | 25 |
| BMT6590-ER40N | 94 | 171 | 10 | 65 | 73 | 70 | 18 | 72/105 | 69 | 13 | 111 | 224 | 100 | 32 |
| BMT7590-ER40N | 112 | 175 | 14 | 75 | 90 | 90 | 25 | 60 | 70 | 13 | 110 | 217 | 103 | 26 |
| Model | Collet Type | Collet Spec | Product Weight | Max Speed | Taper Bore Runout |
| BMT4090-ER20N | Internal Collet | ER20 | 5.0kg | 8000r/min | 3×D ≤0.01 |
| BMT4590-ER25N | Internal Collet | ER25 | 6.0kg | 8000r/min | 3×D ≤0.01 |
| BMT5590-ER32N (H=60/85/105) | Internal Collet | ER32 | 8.0/9.6/10kg | 8000r/min | 3×D ≤0.01 |
| BMT6590-ER40N (H=72/105) | Internal Collet | ER40 | 11/11kg | 8000r/min | 3×D ≤0.01 |
| BMT7590-ER40N | Internal Collet | ER40 | 12.7kg | 8000r/min | 3×D ≤0.01 |
