Multiple functions in one,wide range of applications. Quick replacement of adapters, convenient and speedy.Suitable for joint, trauma, neurosurgery, and intracardiac surgery; Applicable components consist of Torque drill Adapter, K wire adapter, bone drill adapter, acetabular reaming drill adapter, oscillating saw adapter,cranial drill adapter, reciprocating saw adapter,sternum sawadapter, TPLO saw adapter and cranial mill adapter.