locking screw with a 7 mm drill use the mazda rotor bearing installer and remover ... the bearing clean the mating surface of the rotor securing rotor bearing to ... using stock rotors however some form of bearing-torotor attachment must be used ... below the other method involves the use of low-viscosity loctiteŽ tech tips ... contacts the bearing boss installation of rotor bearings can be made easier by ... from deforming drill three 3 set-screw holes 3.5 mm 0.137 in diameter 8 mm 0.315 ... equally spaced around the rotor bearing holes must be drilled on the side opposite ... no set screw should be within 1 inch of the rotor bearing seam next tap the ... three 3 holes with an m4-0.7 tap then clean the ...