all kind of drywall screws.
Head: flat head, pan head, flange head, hex washer head, oval head
Recess: slot, philiph, pozi, torx
Thread Type: Fine/Coarse
Diameter: 6, 7, 8, 10 or 3.5mm, 3.9mm, 4.2mm, 4.8mm
Length: 3/4" to 9-3/8" or 19mm to 240mm
Material: carbon steel, stainless steel, brass
Finish:Yellow zinc Plated/Zinc plated
Black phosphated/Gray
Phosphated/Ruspert Coating Dacromet coating/Heat treated, OIL