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Model # 87470

Store SKU # 271952

1/2 in. x 4-1/2 in. External Hex Hex-Head Lag Screws (25-Pack)

Includes 25 units (78¢ /unit)
$19.55 /box
  • Zinc plated for corrosion resistance
  • Commonly used for deck frames and retaining walls
  • Can be used for masonry applications with a lag shield
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Product Details

These hex lag screws are hexagonal drive screws used for directly fastening into wood. Common applications include retaining walls, deck frames, and outdoor play equipment. When used in conjunction with a lag shield, lag screws can also be used in masonry applications. Use in pre-drilled hole. The length of a lag screw is measured from the underside of the head to the pointed tip of the screw. Available in various materials and finishes to suit your specific application.

Additional Resources

From the Manufacturer

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Specifications

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Questions & Answers

3Questions
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Q:If these are 5/16 lag screws why are they listed as 1/2?
by|Jul 9, 2023
0 Answer
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Q:Is a pre-drilled hole necessary to install this into a 2x4 stud behind drywall?
by|Apr 19, 2021
1 Answer
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A:  Yes, a pre-drilled hole is necessary for installation.

by|Apr 19, 2021
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    Q:what size nuts and washers for these?
    by|Apr 14, 2020
    1 Answer
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    A:  Matching 1/2 inch nuts and washers will fit this lag screw.

    by|Apr 16, 2020
      Showing 1-3 of 3
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      Customer Reviews

      4.5 out of 5
      (32)
      • 4.5
        out of 32 reviews
      • 100% recommend this product
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      Showing 1-10 of 32 reviews
      I use these screws to attach wheels to the prep table I built shown here.
      I use these screws to attach wheels to the prep table I built shown here.
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      • DIY
      • Verified Purchase
      • Recommended
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        by
          These are 5/16 bolt diameter with a 1/2 bolt held....
          These are 5/16 bolt diameter with a 1/2 bolt held. Not as described
          by
          • Verified Purchase
          Good all around lag screw. I use these for a...
          Good all around lag screw. I use these for a variety of projects.
          by
          • Verified Purchase
          by
          • Verified Purchase
          by
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          by
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          En el stud es el mejor tormillo que hay para...
          En el stud es el mejor tormillo que hay para colgar cosas pesadas en la pared.
          by
          • Verified Purchase
          Difficult to purchase bulk items; no instructions at product display...
          Difficult to purchase bulk items; no instructions at product display about bagging and getting UPC. Took a picture of barcode but cashier entered wrong number: 4 bolts rang up $81! Had to go to customer service to return.
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          Showing 1-10 of 32 reviews

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          Ratings
          (32)
          (1115)
          (733)
          (19)
          Size1/2 in3/8 in5/16 in1/4 in
          Screw Length4-1/2 in4 in4 in4 in
          Fastener PlatingZincZincCoatedHot Galvanized
          Drive StyleExternal HexHexStarExternal Hex
          Package Quantity25254525
          Interior/ExteriorInteriorInteriorExterior, InteriorInterior
          Head StyleHexHexRound HeadHex
          Fastener/Connector MaterialSteelSteelSteelSteel
          Finish FamilyZincZincYellowZinc
          View ProductView ProductView ProductView Product