There are 100pcs flat head screws, constructed of premium and carbon steel, resistant to wear, corrode and rust. They are versatile and useful, can be used them everywhere in your room from hanging curtain rods, shelves to hanging pictures. for drywall, wood, and other materials.Features : DOITOOL. Color: Black. Material: Carbon steel. Size: 1.60X0.40X0.20cm0.63X0.16X0.08in. Carbon steel *16 screws provide high strength and good durability, available in harsh environment. Precision threads make these screws easily go through various material like plastic, wood, metal and more. Pack of 100pcs, enough quantities to meet your daily needs, you can use them to repair your furniture or create more space for hanging items. Standard cross at the top, the slot type screwdriver can be used to fix them on wall or wood. Sturdy and , for your home, office, or workplace.Package list: DOITOOL *16 Screw