Product Name: 65mm-120mm Eg Roofing Screw Model NO.: Roofing Nails with washer Material: Iron Type: Roofing Nail Standard: ANSI, DIN, GB, ISO, JIS Material Grade: SAE1018 Accessory: EVA Washer, EPDM Washer Surface Treatment: Electro Gal Application: Roofing ,Ceiling Head Type: Oval or Bullet Trademark: VIDA or OEM Origin: China HS Code: 73170000 Product Description EG Roofing Screw with WasherSpecifications:Length mmDiameter of shank mmPacking 654.4100set x 104.5100set x 105.0100set x 10754.4100set x 104.5100set x 105.0100set x 10904.4100set x 104.5100set x 105.0100set x 101205.550set x 106.050set x 10..................The are various kinds of packing1)100 roofing screw and 100 washers in a bag , 10 bags pe carton2)100 roofing screw and 100 washers in a box , 10 boxes pe cartonIf you have any more question please contact with meSonny