We would like to confirm to you once again for the material of the plate. It should not be used as brass, stainless steel, because it can make the plate hole locations holes extruded.
We want to assure you once again for the material of the plate. It should be brass, stainless steel is used. Because it can be extruded holes at the hole of the plate.
We wish to confirm you again for the material of the plate, it should not use brass, stainless steel, because it can do extruded holes. The aperture plate.