... Weight:16kg 4.Package: veneer case Spit-unit Hydraulic Hole Digger CH-20 Item No. CH-20Thickness of sheet ... CFP-800,DYB-63A Features:1.Slip-unit hydraulic hole digger is specialized for angle steel, flat steel,brass ... plate and other metal material's hole digging,especially electricity,building and other industry's field ... us at Your Convenience. Spit-unit Hydraulic Hole Digger CH-20