Air Grip Group Of Companies offers Mild Steel made Screw and Bolt. Air Grip Group Of Companies is an ISO 9001: 2000 accredited company. The Mild Steel made Screw and Bolt is used as a fastener and comes with ISO metric, BSW, BA, BSF, UNC and UNf threads. The Screw and Bolt is available in various finishes like brass natural, electro tin, zinc and nickel finish. The Mild Steel made Screw and Bolt comes in different specifications to suit wide range of applications.