... ;5. Short Delivery. It is really important for a high-lead ball screw to be with characteristies of high rigidity, low ... ,SFK,DFK,Inner loop,output loop,great load and great lead series ball screws. We can offer the products with high ... attention. Please Collect this page for later spare!!!ball screwGreat Lead Ball ScrewsBRAND NAME SNEMaterial High-carbon Steel and Bearing steel ...