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ISO Metric Hexagon Head Bolts - Product Grade C

AS 1111.1 - 2000

Display drawing:

Screw Thread M20
Thread Size M20
D 20
P 2.5
B L≤125 46
B 125<L≤200 52
B L>200 65
C Max 0.8
Da Max 24.4
Ds Max 20.84
Ds Min 19.16
Dw Min 27.7
E Min 32.95
K Nominal 12.5
K Max 13.4
K Min 11.6
K1 Min 8.12
R Min 0.8
S Max 30
S Min 29.16