Usage: Fit to polish slender shaft and batch stainless steel pipe in electroplating factory and stainless steel factory with the features, convenient in employment, efficient in polishing and high in automation. Size: 1. Polishing diameter:20-30mm, Polishing length:500-6500mm 2.Boundary dimension:1000*800*1300mm Performance: 1.The auto delivering system adopts the stepless frequency control; 2.The polishing portion adopts the precision positioning; 3.Power of complete set 3-group 21.6kw; 4-group 27.1kw; 5-group 32.6kw.