HeadLok Heavy Duty Flathead Fastener by Fastenmaster

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$22.99 - $43.99
5.00 LBS
Calculated at Checkout

HeadLok by Fasten Master

HeadLOK is a heavy duty flathead wood screw that does it all and will not countersink. HeadLOK offers higher design shear than 3/8" lag screws with absolutely no predrilling required! HeadLOK screws right in and is ideal for many wood-to-wood applications including decks, fences, SIPs, kitchen cabinets and more.


  •  3/8” lag screw replacement
  • No pre drilling
  • Flat head provides great finished look
  • Sharp gimlet point for fast installation into wood and OSB
  • Aggressive thread for holding and withdrawal strength
  • Free SpiderDrive™ bit in every package
  • Available in 3 sizes
  • Sold 50  packs
  • 1022 ~ Carbon steel
  • ACQ Approved


  • 2-7/8" 
  • 4-1/2" 
  • 6"

Click HERE for Technical Evaluation Report

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