WE HAVE INVENTORY OF LARGE MACHINING ENVELOPES RIGHT DOWN TO MICRO MACHINING SO COME SEE US AND LET US KNOW WHAT YOU ARE LOOKING FOR. WE WILL BE IN THE SOUTH HALL LEVEL 3 BOOTH # 339374, 339380 OR CALL 319-533-7425 AND ASK FOR RICK OR ANY OF THE ROCK SOLID TEAM……SEE YOU AT THE SHOW