OilLess Bushes are Graphite Embedded type bushes, Equi-sized and Equi-spaced holes are drilled all over the
walls to cover approximately 25% of the total surface area, and are then plugged with graphite rods acting
as solid lubricant which is constantly available for lubrication during the life time of the Bush. These
are broadly categorised into three groups as per their Base Material namely.