M6-1.0 x 50 mm Low Head Socket Cap Screw with Pilot Recess DIN 6912, Class 8.8, Plain Finish (no rust protection)
SFK636-640
https://www.fastenermart.com/mm5/graphics/00000001/DIN6912.gif
47.83
459.21
2
47.83
100.00
pcs
459.21
1600.00
pcs

DIN 6912 Specifications