Sac knives

[ST.GEORGES DRAGON]

hi, my name is George I am new to this forum my question is can anybody give me info on sac knive I recently purchased 6 custom sac knives....one is a great looking survival knife with unscrewing pommel here is a couple of pictures I CANNOT download a pic I'll post on ebay

 

[zhaojihui]

Sac knives? I have not hear it. what is Sac full-name