1、The socket is made of high quality Cr V Steel, which can effectively increase the service life of the product. 2、The ratchet wrench with thickened handle is more durable, and the appearance is concave and convex, which is comfortable to hold and easy to apply force. 3、The ratchet wrench adopts 72 tooth quick release, which can unscrew the screws faster and save time. 4、The design of the hex socket can prevent the deterioration of smoothness during high torsion use. 5、All socket have undergone rigorous testing to ensure the best performance and durability. 1 x Ratchet Wrench1 x 10in Post1 x 5in Post1 x Universal Adapter19 x Hex Socket6 x 12 Point Socket2 x Spark Plug Socket1 x Storage Box Item Type: Socket SetMaterial: Cr V SteelModel: SK-402Appearance Treatment: Mirror TreatmentHex Socket (mm): 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24, 27, 30, 3212 Point Socket (mm): 10, 12, 14, 15, 17, 19Spark Plug Socket (mm): 16, 21