Free Fab Square Files - these go hand in hand with any table with 16mm holes 2" o.c. 
 
Thes are great little fab squares designed to be versatile on the table - but also off the table for clamping larger work. Use with standard inserta clamps or table pins - or any c-clamp or welding clamp you have available to you. 
 
*File includes two sizes as shown!*
 
 
*Please note: These are not intended for commercial purposes*