Bruin Manufacturing is a full-service automatic plastic molding company with assembly services.  Let us attend to every step in the process, from design all the way through to assembly and delivery. Bruin Manufacturing offers complete plastic injection molding capabilities. If it fits in the palm of your hand, Bruin can make it.  We produce very small hot runner parts, down to 0.05 grams SO FAR, and are capable of tolerances down to 1/1000 of an inch.  

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  • Address

    607 N. 4th Avenue
    Marshalltown, Iowa 50158

    200 E 12th St. S
    Newton, Iowa 50208

  • Phone

    641-752-7116

  • Fax

    641-752-6249