Polylok - 3/8"x1-3/8" Zinc Threaded Insert (closed back) (case of 800) - 30381-25T-CS800

Polylok's threaded septic tank inserts are precision die-cast of zinc alloy with excellent resistance to atmospheric conditions. These septic tank inserts are specifically suited for use in precast concrete elements, and these septic tank inserts can be quickly and easily secured to the form. Polylok septic tank inserts are excellent for securing machinery and equipment, suspending piping, and supporting railing/poles.

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