The FastenMaster HeadLok is a heavy duty wood screw that does it all and won’t counter sink. The HeadLok offers higher design shear than 3/8” lag screws… and no predrilling is needed! HeadLoks zip right in and are ideal for many wood to wood applications including deck framing, stair stringers, fences, SIPs, kitchen cabinets and more.
FastenMaster HeadLok Heavy Duty Wood Screw
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.
Chamfer under head for increased strength.
Variety of lengths to match wide range of applications.
Wafer head eliminates need for washer and offers dramatically increased pull through strength.
Free Spider Drive™ bit in every package.
12pc, 50pc or 250pc
2-7/8", 4-1/2" or 6"
CA Proposition 65
Customer Reviews for FastenMaster HeadLok Heavy Duty Flathead Fasteners