Description
M48 5.0 DIN 985 Nylon Insert Locknuts Zinc Plated Metric 5 16 18 Grade 8 Hex Cap Screws Yellow Zinc Plated Domestic USA Typical hardness on diameters 1 4 Typical hardness on diameters 1 4 to 1 inch is HRC 25 34 these bolts are ideal for connecting structural steel components