SKF Reversible Jaw Puller TMMR F Series. These SKF reversible jaw pullers are suitable for the internal and external pulling of bearings and other components, such as gears and pulleys. The eight pullers are of a standard range so are suitable for a wide range of bearing and component sizes. Unlike many similar pullers, the TMMR F series has a spindle tip cone which rotates helping to reduce shaft damage and enhance stability. Features and Benefits. ;Self locking arms for easy adjustment of width grip ;Hexagonal head on beam enables rotation of puller and bearing during dismounting ;Wide gripper range from 23 mm internal to 350 mm external ;Can be used to their full rated load capacity with no permanent deformation of the arms ;Arms and beam are chrome plated for corrosion resistance and easy cleaning. Application Information. Ideal for extracting gearwheels, ball bearings, pulleys and similar parts from shafts or axles.