Hello,
For all the scratch builders... www.RCHobbyAddict.com introduces Precision cutter for cutting foam, plastic, wood...
This precision cutter will ensure a fine cut for all the scratch built models. You can also use it for repairing work to remove excess glue from the foam...
Precision knife with replaceable blade (http://rchobbyaddict.com/product_info.php?cPath=58&products_id=434)
Spare Steel blades (10pcs/set) (http://rchobbyaddict.com/product_info.php?cPath=58&products_id=435)