Not super common, especially here in the city, much more common in the northern states and outback in the bush, but always available.
We have stockmen/stockwomen and jackaroos/jillaroos that work sheep and cattle stations and are still using horses(among other things) ( and hence the leather-work), a lot of the traditional gear is still available through bush outfitters.
Slightly Random fact about Oz.
Courtesy of Wikipedia
Our largest cattle station is Anna Creek Station is the world's largest working cattle station. It is located in South Australia. Its area is roughly 24,000 km or 9,264 Sq. miles or 6,000,000 acres or 242,811.4 Ha or 28,703,761,152 Sq. yards) which is bigger than Israel.
Despite its size, in 2007 Anna Creek Station was carrying only 3,000 head of cattle due to the drought which started back in 2001.