... : 1000pcs/box, then in cartons Drywall screw:1, Diameter: 3.5mm/3.8/3.9mm/4.2mm /4.8mm 2, Length: 16mm-152mm3 ... bugle head fine/coarse thread SizeWeight kg/1000pcsPackage pcs/box 3,5x161,08100, 500, 2000, 5000, 200003,5x191,13100, 500, 2000 ... ,22100, 500, 1000, 2000, 5000, 75003,5x512,54100, 400, 900, 2400, 50003,5x552,60100, 200, 500, 1000, 40003,8x643,75100, 250 ...