SUPER SCREW INSULATOR EP24/25 (Bag 25)
The robust insulator with metal core
With continuous solid 6MM support
Twice as easy to screw in as standard supports; the wood is 'cut' not 'displaced'
No need for pre-drilling for hardwood
Far less fracturing in wood when screwed in
Impact resistant plastic
Wood post screw insulator.
For permanent fencing using poly wire / high tensile wire. Wire inserts easily.