... and nut 1.Material: stainless steel, carbon steel, iron. 2.Grade: 4.8, 5.6, 5.8, 6.8, 8.8, 10 ... M60, 1/4”-2.1/2”Length: 6-300mm bolt and nutMaterialstainless steelcarbon steeironGrade4.85.88.810.9DiameterM3-M42LengthM6-M300SurfacePaintedHot-dip ... also available following by clients standards.Thank you for visiting and we look forward to the future with you. 4. ... 8, 5.6, 5.8, 6.8, 8.8, 10.9 bolt and nut