Supply Of Single Sleeve Pulley Block 6 Inch X1 Inch Groove Steel Suitable With Capacity 3.0 Ton As Per (Is: 13156 (1991) Or Latest. (Load Test Certificate To Be Attached With Supply) Make/Brand:Sste, Iep H Itronics. Or Similar. [ Warranty Period: 30 Months After The Date Of Delivery ] ]