Aspen Fasteners is the leading manufacturer of finest fasteners. Our product miscellany includes Bolts, Screws, Metric fasteners, and Washers. Our product comes out in a diverse range of dimensions and specifications which are suitable for both industrial and commercial purpose. Hex head and square head machine bolts are partly threaded hex bolts. We carry a complete line of steel hex head machine bolts in zinc and galvanized finishes. Features 2400 Piece Specifications Size: 5/16"-18 x 1-3/4" Thread Size: 5/16"-18 Material: Steel Drive Style: External Square Finish: Plain Head Style: Square Head Thread Style: Right Hand Weight: 101 lbs - SKU: APFN248169

Aspen Fasteners is the leading manufacturer of finest fasteners. Our product miscellany includes Bolts, Screws, Metric fasteners, and Washers. Our product comes out in a diverse range of dimensions and specifications which are suitable for both industrial and commercial purpose. Hex head and square head machine bolts are partly threaded hex bolts. We carry a complete line of steel hex head machine bolts in zinc and galvanized finishes. Features 2400 Piece Specifications Size: 5/16"-18 x 1-3/4" Thread Size: 5