Exterior Screws: Blue coated pocket hole screws with three anti-corrosion layers ( a corrosion resistant surface treatment technology, called blue ruspert ), has strong anti-rust and anti-corrosion performance, protection against various outdoor conditions.
COARSE THREAD & SELF-TAPPING: Pocket screws with coarse thread and self-tapping tip provide aggressive power while drilling. Used for treated lumber, such as cabinet, table and so on, pilot hole needed.
SQUARE DRIVE & WASHER HEAD: Square drive prevents bit slipping. And the washer head avoids overdriving.
HIGH QUALITY MATERIAL: Sturdy and durable wood screws. Will not break when driving into material.
PERFACT PACKAGE: #8 4 Size Pocket Hole Screws Blue Coated, 390 Pieces, Square Drive Bit Included. Pocket Screws are arranged in a nice container for convenient storage with clear label for easy recognition.