O3D是一种高效纯珩磨油和超精研磨油，专为各类铸铁和钢铁合金的珩磨和超精研磨而设计。
Vacmul O3D is a type of high efficiency straight honing and super finishing oil developed to cover a wide range of ferrous metals.
O3D是一种高效纯珩磨油和超精研磨油，专为各类铸铁和钢铁合金的珩磨和超精研磨而设计。
Vacmul O3D is a type of high efficiency straight honing and super finishing oil developed to cover a wide range of ferrous metals.
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