concrete Nail: Specs Model: 13#, 16#, 20#, 25#, 30#, 35#, 40#, 50#, 60#, 70#, 80#, 90#, 100#, 130# Production Place: Linyi Fuyu Metal Products Co., Ltd.Technical Standards: Length:13mm-130mm Shank Diameter:1.60mm-5.50mm Product Description: Bulk Nails, With diamond point. Finish:Bright and...