| Place of Origin |
China |
| Brand Name |
hurras |
| Model Number |
M30 |
Heavy hex nuts Heavy hex nut Model Number :HEX NUT. ASTM A193. Available in double chamfer, single chamfer, washer face. 1.Metric size: from M6 to M100. 2.Inch size: from 1/4 to 4 inches. 3.Materials:C1045, S45C. Treatment: heat treatment. 4.Surface:black oxide,zinc plated(Cr6/Cr3), yellow zinc plain.