M20 Full Nuts A2 Stainless x5M20 Full Nuts A2 Stainless x5  Ref: NB7240
Standard Metric Thread Pitches

M2 0.40
M2.5 0.45
M3 0.50
M4 0.70
M5 0.80
M6 1.00
M7 1.00
M8 1.25
M10 1.50
M12 1.75
M14 2.00
M16 2.00
M18 2.50
M20 2.50