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Pull Stud / Retention Knob
The pull stud bolt is the only part connecting the machining center and the tooling. It is one of the most important components because this one bolt retains the tooling and it must stand up to severe cutting forces.
BT40 ER-Collet Tool Holder
Details
Details
| Model | D | d1 | d2 | d3 | L | L1 | L2 | T | Angle | Material | SKU | Drawing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BT30-standard-pull-stud | 16.5 | 11 | 7 | 12.5 | 43 | 23 | 18 | M12 | 45° | 40CrMnTi | 1157001 |  |
| BT40-standard-pull-stud | 23 | 15 | 10 | 17 | 60 | 35 | 28 | M16 | 45° | 40CrMnTi | 1157002 | |
| BT50-standard-pull-stud | 38 | 23 | 17 | 25 | 85 | 45 | 35 | M24 | 45° | 40CrMnTi | 1157003 | |
| BT40-standard-collant_bore-pull-stud | 23 | 15 | 10 | 17 | 60 | 35 | 28 | M16 | 45° | 40CrMnTi | 1157004 | |
| BT50-standard-collant_bore-pull-stud | 38 | 23 | 17 | 25 | 85 | 45 | 35 | M24 | 45° | 40CrMnTi | 1157005 | |
| BT30-hardened-pull-stud | 16.5 | 11 | 7 | 12.5 | 43 | 23 | 18 | M12 | 45° | 20CrMnTi | 1157006 | |
| BT40-hardened-pull-stud | 23 | 15 | 10 | 17 | 60 | 35 | 28 | M16 | 45° | 20CrMnTi | 1157007 | |
| BT50-hardened-pull-stud | 38 | 23 | 17 | 25 | 85 | 45 | 35 | M24 | 45° | 20CrMnTi | 1157008 | |
| Pictures, dimensions, table data and technical drawings of this product are made with reasonable care and liability is excluded for the accuracy and correctness of this data. | ||||||||||||
Because the pull stud is used under severe conditions it is regarded as a consumable item. This is why regular inspection and exchange is essential. We suggest replacing the pull stud every 6/8 months
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| Standard Type (with coolant and without coolant bore) | Hardened Type |
