M42-4.5 x 300 mm Hex Head Bolt Partially Threaded DIN 931, Class 10.9, Plain Finish (no rust protection)
BCD832-730
https://www.fastenermart.com/mm5/graphics/00000001/DIN931.gif
63.46
444.76
2
63.46
1.00
pc
444.76
10.00
pcs

DIN 931 Specifications