This set of copper washers will work well with most electrical connection, as well as automotive applications, such as brake lines, hydrolic lines, and oil lines. These washers are 100 per cent copper, so they are all corrosion resistant.

Box measures 8 x 4 x 1 inches and weighs 8.7 ounces

This box contains 6 different sizes of washers to handle most every need

Contents include: 5/8 inch, 1/2 inch, 7/16 inch, 3/8 inch, 5/16 inch and 1/4 inch sizes

The transparant plastic box with it's hinged lid is reusable for other items

These copper washers are made to be corrosion resistant