Hinge Knot Field Fence Hinge Knot Field Fence can be used with T-Post and other post. Made of high tensile steel wire, this kind of wire fence is strong for keeping and breeding animals. High tensile field fence is also known as deer fence, sheep fence, cattle fence, etc. Material: a) Electro galvanized iron wire b) Hot dipped galvanized iron wire c) High Tensile Steel Wire d) PVC Painted Wire. Structure: hinged joint knot Roll size: supplied in 50m and 100m length. Specifications: Wire Diameter: Gauge Top and Bottom 3.00mm, Intermediates 2.5mm Applications: High tensile field fence is mainly used: For forest safety fence, For breed sheep , goats ,cattle. For football or basketball sprotsground. For prevention stone falling of road side.