The utility model provides a hydraulic turbine impeller stone tongs, this stone tongs of includes that casing, lifting rack, gear train and support indicate, it adopts lifting rack to drive the form that indicates that supports and realizes, only need stretch the centre bore of impeller into with this stone tongs during the use in, then pull -up lifting rack upwards, at this moment, four spinal branchs prop four directional directions and prop up and withstand impeller centre bore inner wall, and are big more along with lifting rack's pull -up holding power, and because the gravity of impeller self draws the effect of dragging to make that to support the holding power that indicates very firm, its convenient to use is swift, hoist and mount are firm reliable, do benefit to very much popularization and application.