Male Brake Nuts 5/18″ UNF x 16.5mm – Short Full Thread – 25 Pack £24.24 Male Brake Nuts 5/18" UNF x 16.5mm – Short Full Thread - 25 Pack quantity Add to cart Description Reviews () Description Ø x Pitch 5/18″ UNF Length : 16.5mm For 3/8″ pipe. Pack of : 25 Related products Add to cart Female Brake Nuts Metric M14 x 1.5mm x 29mm – 25 Pack £24.34 Add to cart Male Brake Nuts 1/2″ UNF x 18mm – 50 Pack £24.24 Add to cart Male Brake Nuts 1/2″ UNF x 15.8mm – Short Full Thread – 50 Pack £19.22 Add to cart Male Brake Nuts Imperial 3/8″ UNF x 20.5mm – Long Part Thread – 50 Pack £12.45