I did one of them it was a USMC. Nobody said anything about the 20 rubber bands around the blank.So I started taking them off before the CA was applied I don't how I found all of those little pieces.The three pen kits that i use are PSI,Berea,and the really high end kits that are hard to come by are Dayacom.Because they only wholesale And places like Exotic Blanks Have a tough time buying a high quantity of 100.00 pen kits.