Heavy Hexagonal Nut for Steel Structure
Standard:DIN6915 ASMT B18.2.2 ASTM. A 194/194M,GB/T 1299......
Grade:8.10.12 2H
Size:M12 - M36, M12-M36
Surface Treatment:Plain,black,zinc plated(yellow,blue,white), Hot Dip Galvanised
Material:Carbon Steel,Alloy Steel,Stainless Steel