... it is convinient for marble engraving which need water-cooled . Application:1.Advertising : Signs,acrylic cutting, plastic molds and etc ... Mold, Prototypes,carving on brass, aluminum,stainless steeland etc, also stone, marble, sand stones, PVC . 3,Compatable: Type3/artcarm ... JC-1290 / JC1325 CNC plasma cutting machines JC1330 / JC1325 Stone Carving Machines JCS1325 / JCS1530-2 / JCS9018 / ,Craft CNC ...