supply of sprocket 1-1/2 pitch (2 items)sprocket 1-1/2 pitch (2 items),sprocket 1-1/2 inch pitch, 120 asa standard 13 teeth, c type, with pilot bore, bo ss dia 120 mm, total boss length 75mm, material-en 24, teeth to be flame hardened to 40-45 h rc. two nos drilled and tapped hole to size m12 right angles to each other to be done on b oss. supply shall be along with material and hardness test certificate from a nabl accredited lab. [ warranty period: 18 months after the date of delivery ] ] , sprocket 1-1/2 pitch, 120 asa standard 13 teeth, î’ type, boss dia 85 mm. material-en 24, teeth to be flame hardened to 40-45 hrc, with pilot bore. two nos drilled an d tapped hole to size m12 at right angles to each other to be done on boss. supply shall be along with material and hardness test certificate from a nabl accredited lab. [ warranty p eriod: 18 months after the date of delivery ] ] => limited