... 30% ~ 75%18Surrounding for softwareWindows98/2000/xp19Working-holdingvacuum table(6 zones separately control) & vacuum pump20Dust removing plantDust ... etc.Applicable material: wood, arylic, double-color board, PVC, EVA, ABS board, stone, imitation stone, metal, Aluminum Mold ... , wooden handicraft etc.l Woodwork industry: sewing machine table, machine cabinet panel, sporting equipment, wooden door etc ...