Tender For material supply for forestry work rcc pole and barbed wire etc. - pre stressed reinforced cement concrete fencing pole size 100x100 mm of 2.00 mtr length, galvanized steel barbed wire type b-3 the barbs shall have four points and shall be formed by twisting two point wires each two turns, tightly around one line wire making all together four complete turns line wire 2.5 mm, point wire 2.0 mm distance between two barbs 75mm conforming to is-278-2009