A closed nut having a dome-like cap over the back, protruding part of the engaged screw or bolt.
|Material：||Carbon Steel, Alloy Steel, Stainless Steel, Brass|
|Grade：||SAE J995 Gr.2, 5,8; CL4, 5, 6, 8, 10, 12 / ASTM A563 Gr. A; SAE J995 Gr.2|
|Thread：||M, UNC, UNF|
|Finish：||Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G|
|Packing：||Bulk in cartons (25kg Max.) + wooden pallets or according to customer demand.|
|Application：||Structural steel industry, Metal building industry, Mechanical equipment industry,
Automobile industry, etc.