Needed to quote your prototype project:
(In order of preference)

STEP Files
IGES Surface Files
STL Files
PRT or Pro-E Files
DRW or DXF Files (needed for tolerance call-out and/or secondary machining)
IGES Wire Frame Files: (For CNC machining with surface files)



Method of Data Transfer
(In order of preference)
Always to compress/zip all files prior to sending

Via Email: (10 meg or smaller) Contact Us.
Via FTP: (any size file) call us at 651-450-8272 and/or contact us for our ftp link/address, password, log-in instructions.
Via Gmail: (10+ meg files) contact us here.
Via your FTP site: you provide the address, password, login.
Via U.S. Mail: CD and/or prints.

Information Needed for RFQ
Desired type of material to be used in production
Color
Volumes
Critical important areas
All company information