Cross head screws for wood only. Made of brass, the metal luster is beautiful, corrosion resistant. [Features] Smooth head screws with cross hole, exclusively for wood. The pitch is rougher to prevent damage to the wood when hitting. Made of brass, the metal luster is beautiful, and has excellent corrosion resistance. [How to use] (1) Use the others material when using wood. (2) Drill holes are required for hard wood such as engineered wood. (3) It has excellent corrosion resistance, so it can be used in places with high humidity. (4) Can be used anywhere decoration is needed.