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.4.6钻45.44 4咀65...4 柄.4.553 57 合金 4435 钨钢钻头.445
硬质钨钢合金球45.435/45.44/45.445/45.45/45.455mm扩孔挤孔钢球
速发全贴片电解电容10UF 22U. UF 7UF 6.V 10V 45.44 4*5F4
YG6钨钢球硬质合金球45.43/45.435/45.44/45.445mm扩孔挤孔钢珠
