鉻釩鋼制造雙層絕緣柄,耐壓1000V,歐洲EN60900標(biāo)準(zhǔn) 貨號(hào) 規(guī)格 價(jià)格88-112 12mm 157.1088-113 13mm 167.8088-114 14mm 185.1088-115 15mm 189.8088-116 16mm 200.6088-117 17mm 203.1088-118 18mm 209.3088-119 19mm 210.5088-120 20mm 211.8088-121 21mm 212.8088-122 22mm 232.6088-123 23mm 269.8088-124 24mm 273.40