
| - for clamping tools with cylindrical shank in collets according to DIN 6499 with steep | JIS | ISO | Form | Form |
| taper JIS B 6339 BT form AD and form ADB | 6339 B | 7388-2 | AD | AD/B |
- form ADB: Central coolant supply and resealable coolant ducts at collar Delivery: Complete with clamping nut (balanced, with slide coating for increased clamping power) Note:
- 241020 BT30 balanced with G2.5 at 25,000 1/min - up to and including ER20 with hexagon nut (only for 241018, 241019 and 241029) - matching accessories see page 24/497 et seq.
l 1
| BT/collet chuck | 241018 | 241018 d3× l1 mm | d1 mm | Locking thread | BT/collet chuck | 241018 | 241018 d3× l1 mm | d1 mm | Locking thread |
| 30/ER11 | | 19 × 50 | 0�5 - 7 | M12 | 30/ER20 | | 34 × 50 | 1�5 - 13 | M12 |
| 30/ER16 | | 28 × 50 | 0�5 - 10 | M12 | — | — | — | — | — |
| BT/collet chuck | 241019 | 241020 | 241019 d3× l1 mm | 241020 d3× l1 mm | d1 mm | Locking thread | BT/collet chuck | 241019 | 241020 | 241019 d3× l1 mm | 241020 d3× l1 mm | d1 mm | Locking thread |
| 30/ER11 | | — | 19 × 60 | — | 0�5 - 7 | M12 | 40/ER25 | — | | — | 42 × 70 | 1�0 - 16 | M16 |
| 30/ER16 | | | 28 × 60 | 28 × 50 | 0�5 - 10 | M12 | 40/ER32 | — | | — | 50 × 70 | 1�5 - 20 | M16 |
| 30/ER20 | | — | 34 × 60 | — | 1�5 - 13 | M12 | 40/ER40 | — | | — | 63 × 70 | 2�5 - 26 | M16 |
| 30/ER25 | | | 42 × 60 | 42 × 55 | 1�0 - 16 | M12 | 50/ER25 | — | | — | 42 × 70 | 1�0 - 16 | M24 |
| 30/ER32 | — | | — | 50 × 50 | 1�5 - 20 | M12 | 50/ER32 | — | | — | 50 × 70 | 1�5 - 20 | M24 |
| 40/ER16 | — | | — | 32 × 70 | 0�5 - 10 | M16 | 50/ER40 | — | | — | 63 × 80 | 2�5 - 26 | M24 |
| BT/collet chuck | 241029 | 241030 | 241029 d3× l1 mm | 241030 d3× l1 mm | d1 mm | Locking thread | BT/collet chuck | 241029 | 241030 | 241029 d3× l1 mm | 241030 d3× l1 mm | d1 mm | Locking thread |
| 40/ER16 | | | 28 × 70 | 32 × 70 | 0�5 - 10�0 | M16 | 50/ER16 | | | 28 × 70 | 32 × 80 | 0�5 - 10�0 | M24 |
| 40/ER20 | | — | 34 × 70 | — | 1�5 - 13�0 | M16 | 50/ER20 | | — | 34 × 70 | — | 1�5 - 13�0 | M24 |
| 40/ER25 | | | 42 × 70 | 42 × 70 | 1�0 - 16�0 | M16 | 50/ER25 | | | 42 × 70 | 42 × 80 | 1�0 - 16�0 | M24 |
| 40/ER32 | | | 50 × 70 | 50 × 70 | 1�5 - 20�0 | M16 | 50/ER32 | | | 50 × 70 | 50 × 80 | 1�5 - 20�0 | M24 |
| 40/ER40 | | | 63 × 70 | 63 × 70 | 2�5 - 26�0 | M16 | 50/ER40 | | | 63 × 80 | 63 × 80 | 2�5 - 26�0 | M24 |