Originally Posted by
Blocklayer
I bought this plastic paver mould thing years ago for about $20.
Its about 600 mm across.
Place it on the (prepared base) ground, fill it with concrete, tap, remove and rotate it as you go to so it all fits together.
I trowel some black and red oxide over the top for a better finish also.
Its pretty quick and the finished result looks good.
Dunno if thy're still available though.