M10-1.50 X 40, HEX-HEAD METRIC FLANGE BOLT

Zinc plated metric flange-head bolt. Class 10.9 is comparable to Grade 8. Made from high-strength steel. Strength class 10.9 marked on top of head. Bolts have a Class 6g thread fit. Rockwell hardness is C33-C39. Minimum tensile strength is 150,800 psi. Length of bolt is 40 mm as measured from under head.