The screw part is smooth, burr free, deep and sharp, more suitable for screwing into the wood. It will increase the friction between the screw and the object, making the screw firmly lock the wood, which is conducive to fastening.
Made of 305 stainless steel, it is not rusty in humid environment and has strong oxygen resistance.
Mainly used to connect wood to wood, but also to fix hardware, hinges, locks and other objects to wood.