1.Material: C1022
2.Feature: bugle head, coarse/fine thread, Phillips drive.
3.Diameter: 3.5 to 4.8mm
4.Length: 13 to 152mm
5.Surface treatment: black/grey phosphated, zinc plating
6.Package: Bulk or small boxes in carton, as the customers' requests.
7.Usage: More and more widely used in hard wood, furniture-making, gypsum board, decoration, sheet iron-machining, light steel joist and construction so on