Specification :

Material: C1022
Main Feature: bugle head, Phillips drive, coarse/ fine thread
Finished: phosphate ( black, grey) , galvanized ( color, white, blue)
Size: 3.5* 13mm, 3.5* 19mm and so on.
Packaging Details: 1000pcs/ box, 12/ 18/ 26boxes/ carton as common, also can pack as required
Usage: More and more widely used in hard wood, furniture-making, gypsum board, upholster, sheet iron-machining, light steel joist and construction so on