【201 Stainless Steel Material】:The wheel nut removal socket tool is made of 201 stainless steel, which has excellent corrosion resistance and rust prevention ability, high strength and hardness. 【1/2"Driver】:This wheel nut removal socket tool can be used in conjunction with a 1/2"torque wrench/ 1/2"drive breaker bar, designed specifically for removing and installing stubborn wheel nuts on three wheeled vehicles.