supply of supply of hydraulic jack 50 ton capacity, 30 ton capacity & 20 ton capacity. , hydraulic jack 30 ton capacity, closed height 450 to 600 mm, hydraulic lift 430 to 460 mm total exte nded height 1000 to 1200 mm, ram dia 70 to 90 mm body dia 130 to 160 mm. (tolerance of +/- 5% in spec dimen sions is acceptable), threaded ram or plain ram, integral pump type with base. [ warranty period: 30 months afte r the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 la cs ] ] , hydraulic jack 50 ton capacity, screwed ram with safety lock nut and integral pump, closed height 7 00-750 mm, hydraulic lift 450-550 mm, extended height 1150-1300 mm, ram dia-100 mm, body dia 198 mm & ba se size 240 x 300 sq. mm. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 la cs ] ] , hydraulic jack 20 ton capacity technical specification: with lifting haldle single ram with screw exten sion. capacity 20 ton hydraulic lift 155 mm, closed height 275 mm, screw extension 110 mm (+/- 5 mm) total ext ended height 540 mm, base size 175 mm x 165 mm. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 la cs ] ]