Hammers ferrule over end of rod to secure puff in position. Reams socket of handle to enlarge hole, using floor-mounted electric drill. Spreads glue inside hole with brush and inserts handle into rod of umbrella frame. Opens umbrella cover and steams it over nozzle of steamer to remove wrinkles. Examines umbrellas and sets aside defective umbrellas for corrective processing. Inserts completed umbrellas into paper of plastic tubes preparatory to packing.