【Rods materials】: Stainless Steel, not easy to bend,not rust,very sturdy and durable.will not damage 
at the original paints.You need not to repaint the surface of the vehicle.
The PDR rod is equipped with 22 cone heads. You can choose the appropriate cone head according to 
the size of dent or bending. 12 cones are made of rubber, 7 cones are made of stainless steel and 
3 cones are made of nylon, which will not damage the original paint on the body surface.