LedgerLOK
Structural Wood Screw
LedgerLOK is a code-compliant structural wood screw engineered to fasten a deck ledger board to the rim joist of a house with no predrilling.
No Pre-Drilling Required
Installs in a fraction of the time versus traditional bolts with fewer steps and less effort.
Built-in Washer with Hex Head
The built-in washer head eliminates the need for an additional washer, saving time and money. Plus, the large hex-head allows for greater bit engagement, reducing cam-out.
ACQ Approved & Code Compliant
Tested and supported by engineering data that conforms to the most current ICC standards. It is also approved for use in ACQ or treated lumber.

Technical Bulletins / Installation Guides
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LedgerLOK Technical Bulletin
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LedgerLOK Technical Bulletin (Canadian)
Product Detail Drawings
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LedgerLOK Fastener Technical Drawing (DWG)
Evaluation Reports
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LedgerLOK Technical Evaluation Report - 1203-03
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LedgerLOK Technical Evaluation Report - 1412-01
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ICC-ES Evaluation Report (ESR-1078)
Part Numbers
LENGTH | PACKAGING QTY | SKU |
3 5/8" | 12 pc clamshell | FMLL358-12 |
50 pc box | FMLL358-50 | |
250 pc bucket | FMLL358B-250 | |
5" | 12 pc clamshell | FMLL005-12 |
50 pc box | FMLL005-50 | |
250 pc bucket | FMLL005B-250 |