I-Precision aluminium tube iwuhlobo lweshubhu ye-aluminium.Ngokwendlela yokucubungula, ishubhu ye-aluminium enembile ihlukaniswe yaba: idonsa futhi idonswe kahle.Ishubhu ye-aluminium eqondile, ishubhu ye-aluminium egoqiwe, ishubhu elishiselwe.Phakathi kwazo, ishubhu le-aluminium elidonswa ngamakhaza linokunemba okuphezulu kakhulu, ikhwalithi ephezulu kakhulu, kanye nezakhiwo ezingcono kakhulu zemishini.
