8.0Ø-25Ø . 규격 단가 8.0Ø * 100m 70,900 9.5Ø * 100m 94,500 13Ø * 100m 137,100 16Ø * 100m 182,700 19Ø * 50m 124,500 25Ø * 50m 163,800