Washers are common pieces of hardware. Most enthusiasts have a vague awareness that they should be used with fasteners (screws and bolts), but few understand exactly why, or which type of washer to ...
The standard flat washers come in short, medium, and long runs, with outside diameters ranging from 0.081 to 5.000 in. The washers have a variety of inside-diameter, thickness, heat-treatment, ...