Suki Steel Carriage Bolts Pack

Made from premium, durable steel material ensure heavy-duty and longer life use Zinc-plated for higher resistance against rust and corrosion in any condition This self-drilling screw has sharp bore tail that do not require additional machining This self-drilling screw is mainly used for fixing steel tiles, or for simple construction of thin plates It can drill, tap and lock materials at the same time, which is safe to operate and saves construction time