Permanent security fastener.
The hexagon part shears off when tightened with a spanner or socket leaving a plain dome which cannot be removed.
M8 metric course thread.
Finish: Hop dip galvanised
Spanner/socket size: 17mm
Permanent security fastener.
The hexagon part shears off when tightened with a spanner or socket leaving a plain dome which cannot be removed.
M8 metric course thread.
Finish: Hop dip galvanised
Spanner/socket size: 17mm