Updated the outline value to 2 as recommended in the Art Guidelines and created a prefab

UOP1_Project/Assets/Art/Accessories/HammerTool/Hammer.mat

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-    - _OutlineNormalsSensitivity: 0.919
-    - _OutlineThickness: 1
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+    - _OutlineNormalsSensitivity: 0.533
+    - _OutlineThickness: 2
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     - _ReceiveShadows: 1
     - _Smoothness: 0.5

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