I want to buy a USED plotter from USA, How much approx. to Import to Australia Sydney NSW 2220-Exclude postage?

I want to buy a USED Big printer/plotter from USA, How much approx. to Import to Australia Sydney (Exclude postage)

for example GST, Tax, Custom, etc..

the USED Big/ plotter is big 60 inch, Dimensions: 78 x 27 x 50 in
Weight, 220 lb ~ 100KG

Thank you!