552pcs/box Carbon Steel Screws Fine Coarse Self Tapping Screw SQ2 Screwdriver for Pocket Hole Jig Boxed

Description

The screw is made of carbon steel, surface hardness up to 500-550HRC, strong toughness. Suitable for screwing after woodworking. The screw head is sharp, easy to drill into the wood and plastic, make excellent fasteners especially in pocket hole. Pocket hole screws can be fastened or loosened by SQ2 screwdriver. Fine thread screw and coarse thread screw. With box for easy storage and portable.