DIN 6921 10.9 plain or Zinc + DIN 6923 klass 10 also plain or Zinc or some other surface protection
Dimensions from M10 - M20
Lengths from 40mm - 200mm all available form your asortimen in fine thread for each dimension .
For example M10x1x40, M10x1.25x40, M12x1.25 also M12x1.5 , M14x1.25 also M14x1.5 , etc so all fine threads complete asortimen .
Quantity depending on MOQ for box , example form 50 - 100pcs. by each dimension .
About nuts DIN 6923 also box each for example M12x1.25..................100pcs.