message: Updates tooling source codes/item ref
diff: @@ -56,11 +56,11 @@ We may have parts to send you from our inventory.
  | Item | Quantity | Manufacturer | Part number | Price (USD) | Sources | Notes |
  | ---- |---------:| ------------- | ------------------- | -----------:|-----------------| ----- |
  -| a1 | 1 | Preciva | PR-3254 (PR102001) | 39.99 | [Z][t1amzn] | Crimping tool for HX and HV connectors |
  +| a1 | 1 | Preciva | PR-3254 (PR102001) | 39.99 | [Z][a1amzn] | Crimping tool for HX and HV connectors |
  -[t1amzn]:https://www.amazon.com/gp/product/B07R1H3Z8X
  +[a1amzn]:https://www.amazon.com/gp/product/B07R1H3Z8X
  -**NOTE: Items 5-11 and T1 above are also duplicated in the [wiring BOM](../../../1_Ventilator_System_Design/Electrical_System/wiring.md)**
  +**NOTE: Items 5-11 and a1 above are also duplicated in the [wiring BOM](../../../1_Ventilator_System_Design/Electrical_System/wiring.md)**
  ## Assembly Instructions
  