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Overview

Model # FMHLGM412-50C Store SKU # 1000684313

HeadLOK is a heavy duty structural wood screw that is ideal for many wood applications including deck framing, stair stringers, attaching rigid foam (SIPs), fences, kitchen cabinets and more. The HeadLOK flat head fastener requires no predrilling and offers higher design shear than 3/8" lag screws. The SpiderDrive System contains 8 points of contact, maximizing bit fit and reducing stripping. HeadLOK zips right in and creates a great finished look.

  1. Flat Head
  1. Coarse Thread
  1. Self-Drilling
  1. SpiderDrive® bit included

Specifications

Dimensions

Assembled Depth (in inches)
3
Assembled Height (in inches)
6.75
Assembled Weight (in lbs)
0.30
Assembled Width (in inches)
3.50
Packaged Depth (in inches)
3
Packaged Height (in inches)
6.75
Packaged Weight (In lbs)
0.3
Packaged Width (in inches)
3.5

Details

Collated
No
Country of Origin
US-United States
Drive Style
SpiderDrive
Finish
Black
Head Type
Flat
Interior/Exterior
Interior/Exterior
Length (in.)
4.5
Material
Steel
Material
Steel
Number of Pieces per Package
50
Package Quantity
50
Product Length
4-1/2 in.
Size
#3

Warranty / Certifications

1-800-268-4000
4-1/2 Inch. Headlok 50-PieceFastenMaster 4-1/2 Inch. Headlok 50-PieceHeadLOK is a heavy duty structural wood screw that is ideal for many wood applications including deck framing, stair stringers, attaching rigid foam (SIPs), fences, kitchen cabinets and more. The HeadLOK flat head fastener requires no predrilling and offers higher design shear than 3/8" lag screws. The SpiderDrive System contains 8 points of contact, maximizing bit fit and reducing stripping. HeadLOK zips right in and creates a great finished look.
FastenMaster
1000684313
CAD49.912024-02-28
The Home Depot Canada
4.65