Product Details Kreg Zinc Screws are a good choice for a wide variety of indoor projects with limited exposure to the elements. Zinc screws provide adequate rust protection, and serve as an affordable alternative to our more protective Blue-Kote™ and stainless screw varieties. Available in a variety of sizes, thread op KREG SML-F125-5000 - 1-1/4" Zinc Pocket-Hole Screws (fine) 5000pack