The FastenMaster HeadLOK Structural Wood Screw is a flat head screw engineered for a wide range of heavy duty wood construction applications including:• Structural Insulated Panel construction• Stress Skin/Timber frame connections• Deck framing• Stair stringers• Two, three and four ply beam connections• Hanging cabinets HeadLOK Screw Features • Sharp gimlet point for fast, one step installation into wood and OSB• Aggressive 2” thread for holding and withdrawal strength• Now with Torx TTAP Drive System delivering a superior bit engagement for a stable wobble free installation.• One Torx TTAP bit is included per pail.• Wafer head eliminates the need for a washer and offers dramatically increased pull through strength. • Self drilling for most applications• Low profile head does not "telegraph" through cover layer. • Chamfer under head for increased strength• Highly corrosion resistant• American Made HeadLOK Benefits• HeadLOK fasteners replace 3/8" lag screws for many applications.• Tested and supported by engineering data that conforms to ICC-ES ESR-1078.• Suitable for both pressure treated applications and exterior applications• Wide Head for increased loads without the need for a washer• Specifically heat treated to maximize strength while maintaining ductility.• 2" of thread for greater holding strength HeadLOK Screw Installation Tips• HeadLOK should be installed using a high torque, 1/2" variable speed drill (18V if cordless).• Drive the HeadLOK head flush to the surface.• No predrilling required when proper end and edge distances are maintained. HeadLOK Screw Guarantee• HeadLOK is guaranteed not to rust or corrode for the life of the project. The fastener has also been tested and approved for use in ACQ pressure treated wood.• HeadLOK is not recommended for saltwater applications. Product Resources • HeadLOK Screws Product Guide • ICC ES Evaluation Report • Technical Report - Use of HeadLOK Fasteners to Attach Cladding to Wood Framing through Foam Sheathing • Technical Report - Use of HeadLOK Fasteners to Provide Stud to Top and Bottom Plate Uplift Attachment • OMG FastenMaster HeadLOK Guarantee of Performance • Safety Data Sheet - Fastenmaster Screws
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