valtspink tooriku samaaegse töötlemisega ühes valtstoolis e valtsraamis; jadavaltspingi valtstoolide arv on võrdne lõpptoote saamiseks vajalike läbimite arvuga (vt valtspink; vrd tandemvaltspink), a rolling mill consisting of a series of pairs of rolls in which the stock undergoes successive reduction as it passes from one end to the other end of the mill; in such mills material to be rolled moves only in one direction and all the mill rolls rotate in single direction (see: rolling mill; compare: tandem mill)