M20-1.5 x 50 mm Extra Fine Thread Hex Head Cap Screw Fully Threaded DIN 961, Class 8.8, Plain Finish (no rust protection)
SKB743-640
https://www.fastenermart.com/mm5/graphics/00000001/DIN961.gif
54.21
195.07
2
54.21
20.00
pcs
195.07
100.00
pcs

DIN 961 Specifications