油封骨架tCR50X72X8HMS5VHMSA
铣刀801011
密封圈钻机油封14x30x10
油封骨架7.514x30x10
油封骨架14x30x1014x30x7
油封口外骨架螺纹
油封公制骨架tCR14x30x7HMS5V
油封骨架CR14x30x7CR50X72X8
隔离花铜柱1114
方钢扁钢实心8x10x9x8x7x6x5