Plain washer Q40210 Cummins engines for the following.

Q 40210康明斯平垫圈用于以下发动机。

Plain washer Q40110 Cummins engines for the following.

Q 40110康明斯平垫圈用于以下发动机。

Now my main production plant in fasteners products nut, plain washer series products.

现在我厂主要生产紧固件产品中的螺母、平垫圈类系列的产品。