Fasteners And Allied Products Pvt. Ltd manufactures Hexagonal Bolts and Screws. Fasteners And Allied Products Pvt. Ltd is an ISO 9001: 2000 certified company offering a wide range of fasteners, bolts and other precision engineering components. The Hexagonal Bolts and Screws includes High Strength Bolts, High Strength Friction Grip Bolts and Torque Shear Type High Strength Bolt, Nut & Washer for used in Structural Steel Joints. The Hexagonal Bolts and Screws are available in different coatings of Electro-Plating, PTFE, Teflon and Xylan that adds to the durability.