Tri Mation Industries is O KELLER TOOL ENGINEERING's #3 rival. Tri Mation Industries is a Private company that was founded in 1995 in Mattawan, Michigan. Like O KELLER TOOL ENGINEERING, Tri Mation Industries also competes in the Chemicals, Metals & Mining sector. Compared to O KELLER TOOL ENGINEERING, Tri Mation Industries has NaN fewer employees.