Hydraulic Flange Spreader, *hydraulic flange spreader:-* hydraulic wedge spreader with external hand pump. *characteristics:-* 1) operated by hydraulic pump with rated pressure of 700 bar. 2) used stepped blocked to increase wedge opening upto 81 mm. 3) max spreading force:- 5,10,14 ton 4) tip clearance (mm):- 6 mm 5) max spreading (mm) :- 81 mm.