Can KREG screws be used outside?
The Kreg Blue-Kote Screws in the package can be used outdoors, however the rest of the screws in the kit are designed for indoor use only. Helpful? A: Yes the ones that are blue and the ones made with zinc Helpful? A: The screw kit did not come with a square drive bit. You can purchase them seperately, and one does come with the basic Kreg kit.