FastenMaster HeadLOK Structural Wood Screws
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Heavy duty wood screws with no need for predrilling

Stronger design shear values than 3/8" lags

Sharp gimlet point for fast installation into wood and OSB

Aggressive thread for holding and withdrawal strength

Wafer head eliminates need for washer and offers dramatically increased pull through strength

Free Spider Drive bit in every package


FastenMaster HeadLOK is a heavy duty wood screw that does it all and won't countersink. HeadLOK offers higher design shear than 3/8" lag screws... and no predrilling is needed! HeadLOK zips right in and is ideal for many wood-to-wood applications including decks, fences, SIPs, kitchen cabinets and more.

HeadLOK should be installed Using a 1/2" high torque drill (18V Cordless or higher), drive the HeadLOK head flush to the surface. No predrilling required when proper end and edge distances are maintained.


Manufacturer FastenMaster
Brand FastenMaster
Sub Brand HeadLok
Driver Bit Included Yes
Package Quantity 50
Package Includes (50) Screws
Returnable Yes
Screw Head Style Wafer head

Weights and Dimensions

Diameter (Inches) .1875


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