Min. Order Reference FOB Price
1 Set US$22,380.00 / Set
Product Description
automatic self-tapping cold heading nail making high speed screw bolt nut producing machine About Drywall Screws Drywall screws are used for fastening sheets of drywall to wall studs or ceiling joists. Compared to regular screws, drywall screws have deeper threads. This helps prevent the screws ...