Found 2 products about

screws for drywall

small wood fine thread drywall screw round head self drilling screw

small wood fine thread drywall screw round head self drilling screw

Self drilling screws have a point that acts as a drill bit and sharp cutting threads that tap the hole during installation.
3.5*25mm gypsum board auto-feed collated screws for drywall black phosphorized screw fine/coarse dry wall screws

3.5*25mm gypsum board auto-feed collated screws for drywall black phosphorized screw fine/coarse dry wall screws

Self drilling screws have a point that acts as a drill bit and sharp cutting threads that tap the hole during installation.