•Material: carbon steel, stainless steel. • Material model: Q195, Q235, SS304, SS316. • Diameter: 8–14 gauge. • Length: 1-3/4" – 6". • Head: umbrella, sealed umbrella. • Head diameter: 0.55" – 0.79". • Shank type: smooth, twisted. • Point: diamond or blunt. • Surface treatment: electro galvanized, hot dipped galvanized. • Package • Bulk packing: packed with humidity resistant plastic bags, binding with PVC belt, 25–30 kg/carton. • Pallet packing: packed with humidity resistant plastic bags, binding with PVC belt, 5 kg/box, 200 boxes/pallet. • Gunny bags: 50 kg/gunny bag. 1 kg/plastic bag, 25 bags/carton.• Length is from the point to the underside of the head. • Umbrella head is attractive and high strength. • Rubber/plastic washer for additional stability & adhesion. • Twist ring shanks offer excellent withdrawal resistance. • Various corrosion coatings for durability. • Complete styles, gauges and sizes are available.• Building construction. • Wooden furniture. • Connect timber pieces. • Asbestos shingle. • Plastic tile fixed. • Wooden construction. • Indoor decorations. • Roofing sheets.