Washers are the hardware elements that are used in conjunction with the nuts and bolts to prevent the screw fasteners from loosening and to distribute the load over large area. These are like small closed flat loop like structure with different shapes. They are available in various different designs such as conical, helical spring, toothed with both internal and external configuration, plain, cup type, counter sunk and various other types. Washers availed by us are made up of different high grade materials such as stainless steel, cast iron and plastic that can be used in different application areas. These elements acts as a spring to compensate any increase in the distance between the head of bolt and the nut or in between screw head and the object to which these are clamped.