offers hundreds of thousands of different types and sizes of bolts, nuts, screws, washers, cotter pins, anchors, locking screws, and socket products. We carry a wide variety of materials, grades, and high strength. Elevator Bolts: Zinc Plated Steel. Box of 50. Specifications: Size: 0.2520 x 1.75 in. Material: Steel, Zinc Plated. Weight: 1.63 lbs.