Profile: Jinnox Bolt is a manufacturer of Bolts, Nuts, Washers, Threaded Rod, and Screw & Coated Fasteners. Our regular Hex Bolts are designed for optimum grip strength, making them perfect for applications that require a strong fastener. These bolts provide unrivalled dependability, ensuring that constructions stay firmly connected even under the most difficult situations. Square Bolts are machined from steel or stainless steel. Our Square Bolt come in a variety of standards, sizes, finishes, thread pitches to ensure compliance with various bolts or screws.