M8-1.0 x 55 mm Fine Thread Hex Head Cap Screw Fully Threaded DIN 961, Class 8.8, Plain Finish (no rust protection)
SKA663-645
https://www.fastenermart.com/mm5/graphics/00000001/DIN961.gif
41.46
237.59
2
41.46
100.00
pcs
237.59
800.00
pcs

DIN 961 Specifications