Just press one of these, 34mm long moulded plugs into an 8.5mm to 9mm diameter hole
in wood, metal, GRP, etc. for a strong fixing for cable ties up to 10mm wide.
Head size 11mm x 15mm x 6mm high.
Can be trimmed to length.
Weight 18gms / pack.
NYLON CABLE TIE PLUGS Pack of 10 #CTPLUG