5/16″-18 x 2-1/2″ Flat Head Phillips Drive Machine Screws 18.8 Stainless 100 Pcs

Machine Screws are fully threaded screws designed to be used with nuts and washers of the same finish to fasten metal to metal, metal to wood and other types of materials. These screws are ideal fasteners for applications that may require future disassembly. They are also ideal where secure clamping of the materials is required. Zinc plating provides moderate corrosion resistance. Machine Screws are available in zinc plated steel, solid brass, stainless steel or nylon, in inch or metric sizes and in Round, Flat and Oval Heads with Slot, Phillips, or Square Drives. Selected sizes of machines screws are available with hex nuts and are known as Stove Bolts.