This is a turned brass box specially made for use with specific coins, such as One Rupee Coins, Half Dollar Coins etc.
The box by itself is completely innocent, and can be thoroughly examined by the spectators.
With the help of a few simple moves, you can do some excellent coin magic with this box, making coins appear, vanish or penetrate through the box.
Supplied with the machined brass box, and several routines for its use.