purchasing fencing item for divisional forest office rewa , laying and jointing pvc pipe. heading , pre stressed reinforced cement concrete fancing pole size 100x100mm of 2mtr. length , galvanized steel barbed wire - line wire - galvanised steel wire of 2.5 mm diameter point wire - galvanised steel wire of 2.5 mm diameter barbs - distance between two barbs 75mm, the barbs shall have four points and shall be formed by twisting two point wire each two turns, tightly around both the line wire making altogether four complete turns. standard - conforming to iso - 9001:2015 with up to date amendments. , galvanize steel chain link fence fabric - size 100x100 mm, 4 mm dia mesh wire & width 1.5 m conforming to is 2721 – 2003 upto date amendments.