supply of supply of vacuum pump of capacity 3/4 hp , supply of vacuum pump of capacity 3/4 hp capcaity used for purpose of vacuuming of ac ma chines [ warranty period: 30 months after the date of delivery ] ] , supply of copper pipe bender spring type [ warranty period: 30 months after the date of d elivery ] ] , supply of copper pipe bender table type [ warranty period: 30 months after the date of del ivery ] ] , supply of heavy duty drill machine with core cutting bit [ warranty period: 30 months after the date of delivery ] ] , gas charging pipe for different type of refrigerant gases like r32, r22 & r 290 in process of c harging of refrigerant gases for ac. [ warranty period: 30 months after the date of delivery ] ]