Nominal diameter

•  10 mm
•  12 mm
•  14 mm
•  16 mm
•  20 mm

Width across flats

•  17 mm
•  19 mm
•  22 mm
•  24 mm
•  30 mm

Thread length (metric thread)

•  6.43 mm
•  8.3 mm
•  9.68 mm
•  11.28 mm
•  13.52 mm

Harmonized System Code

•  73181692
•  73181699

Pitch

•  1 mm
•  1.5 mm

Width across corners

•  18.9 mm
•  21.1 mm
•  25.2 mm
•  26.75 mm
•  32.95 mm

Height

•  10 mm
•  12 mm
•  14 mm
•  16 mm
•  20 mm