"ShopLink FLASH 2.0" easy data transfer for CNC controls. Need USB on your CNC for a FLASH memory drive?, here it is. $229.00 + shipping. Easy, inexpensive and works perfectly. Missing a com port on your new PC, try "DNC in a box". Works with all Haas CNC's using the RS232 port. Send and Receive part programs and DNC a file up to 2 Gigs in length. A virtual 2 gigabyte memory upgrade.