An insulating stand on tripod base, hammers tone finish, three different shapes of medium size conductors are provided in the set. Conical shaped conductors shows that the distribution of static charge on a conductor depends upon the curvature of the surface. Cylindrical shaped conductor shows that electrostatic charge is only on the outer surface of the conductor. Made of brass, nickel plated, 100 x 50 mm in size, mounted on insulated metal stand with tripod base.