... , fast delivery, reasonable price, high quality 3, smooth and twist shank 4, cold & hot dipped galvanized Umbrella nailDescription Umbrella nail is ... ", BWG11X1.5", BWG11X2", BWG12X1.5", BWG12X2", BWG8X2.5", BWG8X3"Shank: straight shank, twist shankPacking: 25kgs per carton. ( or as customer's requirements ... ready to serve you! Galvanized Umbrella Nails(smooth and twist shank)