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Matching Screw Length to Drywall Thickness

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1:20
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Drywall screws explained

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What happens here

The presenter demonstrates three different lengths of drywall screws: 1-inch, 1 1/4-inch, and 1 5/8-inch. He explains that the length of the drywall screw should correspond to the thickness of the drywall sheet being installed. The 1-inch screw is typically used for 1/4-inch thick drywall. The 1 1/4-inch screw is the most common choice for standard 1/2-inch thick drywall sheets. For thicker 5/8-inch drywall, the 1 5/8-inch screw is recommended to ensure adequate penetration into the stud for secure fastening.

Goal: Select the correct drywall screw length for various drywall thicknesses

Tools and materials

  • 1 1/4-inch Drywall Screw — Attaching 1/2-inch drywall
  • 1 5/8-inch Drywall Screw — Attaching 5/8-inch drywall
  • 1-inch Drywall Screw — Attaching 1/4-inch drywall

What they say

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studs, and your fine thread is most commonly used for driving into light gauge steel studs. Lengths of drywall screws matters as well. This 1-in drywall screw is most commonly used with 1/4-in drywall. This 1 1/4-in drywall screw right here in the middle is most commonly used with your 1/2-in sheets. This 1 5/8-in drywall screw is also pretty common, and this is used for 5/8-in drywall. You'll also notice that most drywall screws are black, and that black is phosphate. That phosphate does

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