M6-1.0 x 65 mm Hex Head Bolt Partially Threaded DIN 931, Class 10.9, Plain Finish (no rust protection)
BCD636-655
https://www.fastenermart.com/mm5/graphics/00000001/DIN931.gif
18.74
107.72
2
18.74
100.00
pcs
107.72
1200.00
pcs

DIN 931 Specifications