Get The Strength of a Through-Bolt in Seconds with ThruLOK From FastenMaster

When you frame a deck, you want connections that are strong and meet code. That’s why FastenMaster engineered and tested ThruLOK to meet the most recent IBC and IRC  requirements for guardrail post to rim joist connections. ThruLOK’s innovation is that it delivers this strength without predrilling.

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The fastener drives in seconds with a standard drill or impact driver. Its three-part assembly includes a screw, the patent-pending Paddle Point™ engineered washer, and LOK-Nut. View a side-by-side time trial to see how ThruLOK saves time and money at


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