Semi-Universal Dividing Head is a simple Index Center and can be used for direct and indirect dividing.Complete the gear,face,flute processing and no need accessories,but the whole construction is the same as universal type.The 24 quick-dividing holes can complete BS-2A 2,3,4,6,8,12,24 division indexding.Attaches 3dividing plate along with the dividing head indirect dividing in any division indexding 2-50.51-380.