supply of hook compression button, drive shaft and modified tong. [3 items]hook compression button, drive shaft and modified tong. [3 items],modified tong consisting item no:1 to 8 with quantity as indicated against each item in rwf drg. no. 732015810150. [ warranty period: 30 months after the date of delivery ] ] , drive shaft for pouring crane c.t. to rwf drawing no: 722015310380. material te st certificate from nabl accredited lab shall be submitted along with the supply. [ warrant y period: 30 months after the date of delivery ] ] , hook compression button for pressure pouring covers to rwf drg no.71234011 0050. [ warranty period: 30 months after the date of delivery ] ] => limited