Roofing Nails 1)size:10/12BWGX2.5'', 2) surface:galvanzied 3) pack: 20kg/carton 25kgs/carton Roofing nails with plastic washer 1) Product name: umbrella head roofing nails with washer2) Size: 2''X12BWG,2.5''X10BWG,3''X9BWG3) Finish: electronic galvanized 4) Shank: plain or twisted 5) Packing: 25kg/carton, 7lbs/box, 8boxes/carton, 50kgs/gunny bag or on customers'request.