Made in Taiwan with high-grade carbon steel C1022, these hex head screws are designed for maximum strength and durability. The zinc plating provides an additional layer of shielding, ensuring long-lasting performance. Featuring a bonded grey EPDM washer measuring 16mm, these screws offer a secure grip for even the toughest tasks. Choose from size #14x1 (6.0x25mm) and purchase in a pack of 450 for all your construction needs.