A product structure tree $($BOM or tree diagram$)$ for the scissors is shown below.

$600$ scissors are needed on Day $6($as shown in the master production schedule below$).$

Lead times are $1$ day for each component and final scissor assembly, but $2$ days for the plastic grips.

On hand inventory: Straight blades $=200,$ bent blades $=350,$ and top blade assembly $=40.$