The Easy-Fit Fencefast is a time and labour savings way of fixing garden fence posts into normal soil conditions. They can also be used to anchor other outdoor structures if required. These deep metal spikes can be used with a Driving Tool is make insertion into the ground with a sledgehammer easier. This product (FEF4545) is compatible with Driving Tool 45-65mm (DD02EF) and for use with posts between 45mm - 60mm. The spike is 450mm long and is recommended for fence panels that are 1.2m high.For post sizes 45mm - 60mm450mm Spike length for use with 1.2m high fence panelsCan also be used to anchor other garden structuresInstall using DD02EF Driving Tool