Drywall Screw Gypsum board screw plaster board screw
Size : 3.5x25mm , 3.5x32mm , 3.5x35mm , 3.5x38mm etc
Materials: Carbon steel C1022A /C1022, Alloy steel , Stainless Steel, Copper ect
Surface Finishing: white zinc galvanized , black oxide , black , grey phosphated treatments
Thread type: Coarse thread, twinfast thread or as customized type
Applications: Mainly used for fixing and connecting iron joists and recycled wooden products
Packing :1000 pcs/ small box, then in paper cartons
Inner packing: 20-25kg/box