M6-1.0 x 50 mm Flat Head Socket Cap Screw Partially Threaded DIN 7991, Class 10.9, Plain Finish (no rust protection)
SCS636-640
https://www.fastenermart.com/mm5/graphics/00000001/DIN7991.gif
30.07
289.53
2
30.07
100.00
pcs
289.53
1600.00
pcs

DIN 7991 Specifications