REPLACEMENT PARTS FOR MACHINE TOOLS-NAMELY, PUSHER TUBES, PUSHER TUBE SPOOL BUSHINGS, COLLET TUBES, COLLET TUBE ADJUSTING NUTS, CHUCKING SHOES, STOCK FEED SHOES, STOCK FEED RETURN SHOES, CHUCK-OPERATING FORKS, STOCK FEED GUARD RINGS, KNEE TURNERS, DRILL HOLDERS, AUXILIARY SPINDLE ATTACHMENTS, TOOL HOLDERS, GEARS AND PARTS THEREOF