FlatLOK 1/2 in. x 3-1/2 in. Torx Flat Head Structural Wood Screw (Single Fastener)
FastenMaster. $5.49. In stock.
Save time money and labor costs. FlatLOK is a multi-purpose structural wood screw for fastening multi-ply LVL, girder trusses and multi-ply lumber beams. The fastener is designed to eliminate the task of through bolting or nailing multiply of engineered together and can be installed from only 1-side. FlatLOK's can be driven with a traditional TROX 40 bit or the supplied driver bit and zip right in all while meeting code.
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