The drywall screw is a #7 screw, while the other screws I tested are #8 screws. From left to right: #7 drywall screw (black) #8 wood screw (silver) #8 deck screw (tan) #8 self-countersinking deck screw (green) The drywall screw is slightly thinner than the other screws, though its head is … The length of the drywall screw suitable for a particular job depends on the thickness of the drywall. For hanging 3/8-inch to 5/8-inch thick drywall on wood studs, 1-1/4-inch long, #6 coarse thread drywall screws would work well. For installing 3/8-inch, 1/2-inch or 5/8-inch thick drywall on steel studs, the drywall screws should be 1 inch long. Wood screws are smooth rather than threaded just below the screwhead. The smooth section of the shank slides by the top half of the wood so the head of the screw and the threads can more or less clamp both pieces of wood together. Drywall screws are threaded nearly all the way to the head.

Best Wood Screws – Anatomy of Wood Screw Fasteners. Drywall screw vs. wood screws. Drywall screws are great for hanging drywall, but they lack many important characteristics for fastening wood, so please “just say no” to using drywall screws in your shop. To prevent binding, Also, drywall screws generally have thin shanks equal to the size of a #6 wood screw and oversized heads that are the size of a #8 wood screw. The oversized head helps to minimize tearing through the drywall’s paper face as well. Wood screws have relatively wide-spaced, medium-depth threads. Wood screws over an inch long have a threadless shank that's about one-quarter to one-third the total length of the screw. Sheet metal screws have deeper, closer, sharper threads that always extend over the entire length of the screw.

Drywall Nails vs Screws. If you already own a drywall screw gun, there are few scenarios where using drywall nails is beneficial. That being said, purchasing a drywall screw gun for a small project could really up the ante of an otherwise affordable installation. Stop making things hard on yourself by building with drywall screws or other cheap fasteners. These Are the Screws You Should Be Using . Partical Board Screw; Same as course thread drywall screw but available in shorter lengths than standard drywall screws. Applications and Advantages: Course thread Drywall: - Sharp point: For attaching drywall to wood studs or up to 25 gage metal studs.

Fine drywall screws feature smaller heads and are used to secure drywall to metal studs. Self-drilling and pan-head screws can be used with metal studs or frames. Trim-head screws are used to attach wood trim over gypsum boards. Screws can be driven in with a drill or electric drywall screw gun.