The F+C Heavy Duty Flange Head Bolts & Nuts Coupling Industrial is a set of 8 high-quality steel bolts and nuts designed for industrial use. With a hex head style, these units are durable and strong for secure fastening. The lot of 3 units ensures you have an ample supply for your industrial projects. The F+C brand is known for its reliability and strength, making these bolts and nuts a great addition to any toolkit.