You bet it will!
The STB Suite is what we call “block size agnostic” – we don’t care what the block size is. For each drive, we ask it for its capacity – its block size and the number of blocks it has.
We then use that block size in all of our calculations and I/O.
So the good answer is “yes- the STB Suite will work with drives of any and all block sizes”
Here is a screenshot of a current 12G SAS drive which uses 4K blocks –