Centennial Bolt Inc. provides a wide range of bolts designed for secure fastening in construction and heavy machinery. Our products include various grade types like A307 A, Grade 8, and stainless steel options. With finishes such as zinc and silicon bronze, and head types like hex and socket, you’ll find the perfect fit for your needs. Check out our bolt dimensions chart to ensure precise specifications. Our high-quality bolts are available in domestic or import options and can be customized upon request.