It is the important inspecting dimension for the numbered dimensions.

The dimensions which is not marked tolerance should be manufactured according to GB/T 1804-2000;

The sheet metal surface burr hight ≤0.2mm, and for injection molding piece ≤0.5mm;

It shall be R0.3 for unmarked champher, and not allowed to have sharp corner;

It is not allowed to have burr, scratch, and press marks. 

It is the important inspecting dimension for the numbered dimensions.

The dimensions which is not marked tolerance should be manufactured according to GB/T 1804-2000;

The sheet metal surface burr hight ≤0.2mm, and for injection molding piece ≤0.5mm;

It shall be R0.3 for unmarked champher, and not allowed to have sharp corner;

It is not allowed to have burr, scratch, and press marks.