like the Efficere 30-Piece Premium Hex Key Set. That way, you don't have to remember which tool goes with which piece of furniture, since each may be slightly different. Socket Wrenches Are Used ...

The Hex bits are 3/4/5/6/8/10mm ... You can always add more bits or sizing converter sockets as you go. The wrench has a reversible ratcheting head with a fairly fine action, and a push button ...