- Tech-Shield coating provides up to 4 times the protection of HDG when used in treated timbers (resists corrosion caused by timber treatment)
- Internal thread assists in clamping functionality
- Hexagon shape - 6 sided for use with suitable size spanner
- Metric Thread
- Made to Australian Standard 1112
Zenith Hex Nuts are a general purpose nut, these are for use on cup head and hex head bolts and where space or movement will not affect performance. Tech-Shield™ is an advanced technical coating specially formulated to protect the Nut from the chemicals found in both CCA and ACQ treated pine, which cause accelerated rusting in galvanised materials. Box of 50.