[Part Name] Brush box [Description] Used to hold the Brush and spring together [Manufacturing] Plastic injection molding is used [Reason for Using Materials] Plastic is used to provide a cheap and efficient way to hold the brush and spring. [Forces Applied] the spring applies forces on both the brush and the brush box. [Functional/Cosmetic] Purely functional as it holds the brush and spring. [Quantity] 2 [Complexity] 1 [Reason for Shape] 
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