Pull studs The pull stud allows the locking drawbar of the spindle to pull the toolholder fi rmly into the spindle and to release the toolholder automatically. Pull studs are made in various styles and sizes. They are not necessarily interchangeable. Only use the pull studs that are specifi ed by the machine tool manufacturer. Locking Drawbar Pull Stud Clamping Unclamping Recommended torque for pull stud tightening: SK‡/‡BT‡/‡ISO 30 Ž20~25Ž Nm SK‡/‡BT‡/‡ISO 40 Ž60~80Ž Nm SK‡/‡BT‡/‡ISO 50 200~250 Nm KEMMLER 11 Заказ инструмента: http://steelcam.org 8 (343) 382-52-03 | sales@sverla-ekb.ru