Pictures that show the various parts and setups in making a new 
cross slide leadscrew for a Rivett 1020F.

1020LS_1.JPG - Bearing fit for mounted end of lead screw.
1020LS_2.JPG - Telescoping end of stock lead screw.
1020LS_3.JPG - New leadscrew nut on new lead screw sitting next to old nut.