Kinds: Collated drywall screws, self drilling screws
The diameter: 3.5mm 3.9mm 4.2mm 4.8mm
The length: 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8", 1-1/2", 2", 2-1/4", 2-1/2", 3" etc
Shank: Coarse thread, fine thread
Surface treatment: Black phosphor, grey phosphor, zinc plated
Packing: Plastic bag, box, carton, Bulk, as per customer? S requirement.