When it comes to collaborations in the knife industry, custom knives like the incredible SBTF from Marfione Customs and Borka Blades is as good as it gets. The two titans, Anthony Marfione and Sebastijan Berenji, work painstakenly to perfect every small detail on the Marfione Customs SBTF custom knife set. This SBTF features an DLC finished M390 blade, carbon fiber show scale, DLC titanium dockside with matching pocket clip. This set also includes a Hitex titanium chip, metal certificate of authenticity, and waterproof hard case.