SUPERIOR EXTERIOR COATIONG: Tan exterior wood screws through 1000 hours salt spray test against erosion and rust. The screws can be exposed to the sun, humidity, rain and snow condition for a long time STAR/TORX DRIVE: Star drive deck screws have 6 contact points with bit to prevent stripping, saving drive torque and further fasten screws into wood construction, eliminate loose or camout AGGRESSIVE THREAD + SELF-TAPPING POINT: No pre-drilling, wood screws with self-tapping tip and coarse thread increase tapping power, ideal exterior screws for treated deck, fence and outdoor wood projects FINGER PROTECTION SHANK: Smooth screw shank protect your fingers from sharp threads, convenient for picking/holding screws up PACKAGE: Deck Screws Assortment Kits 420PCS, T-25 Star Drive Bit Included SERVICE: Lionmax attaches great importance to your shopping experience. If you have any questions or dissatisfaction with the product, please contact us and we will handle it within 24 hours Deck Screws