M8x20
Step 2.
Centre the top on frame then attatch
top to frame using screws indicated.
Note: it may be easier to do this upside down with the top on a soft surface,
and the frame centred upside down on the top.
Use a pencil to mark the screw locatios and pre-dill holes first if necessary
Step 1.
Attach legs to underframe using provided screws
Rapid Air Round Table