10 PCS Ball Joint Press Kit Our 10-piece ball joint tool kit is madeof high-performance carbon steel and treated with a professionalheat process for maximum strength and longevity. It Our ball joint tool kit services from1967 to current 1/2 and 3/4 ton 4WD vehicles with Dana 30 or 44front axle. Perfect for vehicle brands such as Ford, GM, Dodge,IHC, Jeep. The 900C heat treatment has 7 processes,making the ball joint install kit has higher hardness. It iscorrosion-proof, not easy to bend, and not easy to break. Our ballpoint press kit is constructedwith heavy-duty carbon steel, making it durable enough to endure alifetime of wear and tear. Easy to install and remove!