Up to 40mm DiameterThe 6-28mm wiper arm has a huge diameter of up to 40mm, which can help you handle tough tasks and clean the glass from the car. Specially designed for professional use The bearing puller wiper arm tool can remove the stuck battery terminal, as well as remove the arms wiper blades that fit into a tapered spline. Jaws made of forged and heat treated corrosion resistant steelThis bushing gear puller kit can be used during long time.It is made of solid metal with special heat treatment process, high hardness, forged corrosion resistant. Save your labor during use The biggest advantage of this kind of wiper arm is to save your labor during use. Designed with strong structure design, the arm loaded spring-loaded ensures perfect pull every time. Attractive and DurableMade with high quality material and adopted with polished design, the solvent extractor repair tool is durable and its exquisite appearance.