1 For flange rotary marking 2 Marking text change as will 3 Fast marking speed 4 Easy operation 5 No Maintence Description:XG5-CF marking model is a patent model which is mostly for big and heavy metal workpiece circumference marking. For example: stainless stell flange ,carbon steel flange, alloy steel flange ,forged ring, pipe , pipe fitting ..... The design of block-out controlling cabinet ...