sadly bunnings don't stock arbotec any more
have a few of their product
1/ mini disc carver this has a 30mm or so blade that run of a attachment to a 100 mm grinder cost $200 rating ***
2/a power chisel that also run of a attachment $200 rating* noise, dirty thing it is

3/100mm carving disc l have the pressed metal one with cut out teeth all the way around cost $40 rating **** does get burn marks if hard wood and needs to be sharpened, next time l will get the one with the tungsten tooth like a saw blade

really l use the sanding disc on the grinder now 16g doesn't grab into the work as much