err....You seem to know it all but can't work out how much material to buy.
I'm 4 2 day 2
Flat drill bit extenders are 300mm long but you can join them to make 600/900/1200 etc etc.
Only a complete dipstick mixes their own concrete nowadays, especially 6 cu/m. Get Mixamate or one of the other 'mix on site' trucks. Look in...
I know a great joke but I can't remember the funny bit. It came somewhere near the end I think. It's about two blokes going into a pub or summink....
tom, I'll come to your new pub/garage if you have pork scratchings.
Separate names with a comma.