Ko te mīhini piko CNC e whakamahia ana mō te piko i ngā kōtaha konumohe, ngā paipa, ngā koki me ētahi atu kōtaha whakarewa, kua whānuitia te whakamahinga i roto i ngā mara ahumahi konumohe, rama, whakapaipai, ahumahi motuka, ararewa me ētahi atu, ka taea te piko i ngā āhua rerekē pēnei i te āhua-U, te āhua-C, te porowhita, te porowhita me ētahi atu, he mīhini tino pai mō ngā kaihanga ngaio me ngā hiahia piko.