Clear Dimension Marking: Each socket and accessory is permanently laser-embossed and stamping size-marked for long-term identification and easy storage. Multi-functions: Featuring multi specifications and sizes designs, this wrench socket set can meet a wide range of needs and is versatile. Premium Material: The wrench socket set is made of heat treated steel material, which has good impact and high-temperature resistance. Coating treatment will make sure that increase the corrosion resistance and extend the service life. Secure Fit: The chamfered edges and precision cutting design will ensure a tight and secure fit, thus allowing you to save your precious time and perform auto repair tasks easily. Hand Tools: The bit socket set will fit all quick change systems and standard drill chucks, which is ideal for both professionals and DIY repair. Item Name: Socket Set Material: Steel Features: Wear-resistant, Corrosion Resistant, High Hardness Size Details: L: 11.5cm/4.53", W: 22cm/8.66", H: 5cm/1.97" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Socket Set (19Pcs/Set) or 1 x Socket Set (34Pcs/Set)