M6-1.0 x 45 mm Hex Head Bolt Partially Threaded DIN 931, Class 10.9, Plain Finish (no rust protection)
BCD636-635
https://www.fastenermart.com/mm5/graphics/00000001/DIN931.gif
13.24
125.39
2
13.24
100.00
pcs
125.39
1600.00
pcs

DIN 931 Specifications