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GRK Fasteners

All of GRK's products are unique, featuring at least one patent. GRK always aims to improve its existing fasteners and to develop new and exciting products for professionals and handymen everywhere.

Simpson Strong-Tie

See our full product offering of structural connectors, fasteners, fastening systems, anchors, lateral systems, software, and concrete repair, protection and strengthening systems.


Service Area: Portage, Baraboo, Wautoma, Montello, Markesan, Friendship, Lake Delton, Marquette, Princeton, Beaver Dam and surrounding communities.

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