Description This 87 Pcs 3/8 Drive Master Impact Socket Set, SAE&Metric, 1/4 Inch – 3/4 Inch, 6mm – 19mm, Standard, Deep, Universal, Cr-MO Steel, Socket with Star and Inverted Star Sockets, which is manufactured from premium impact grade chrome molybdenum steel construction. The flex socket design allows a full 360° of freedom for the universal head to angle and rotate. It is high-contrast size marking is permanently laser and easy to read, even in low light. It comes with a heavy duty blow molded storage case, easy to carry. All products meets or exceeds ANSI performance standards. Include 14 x Metric Standard Sockets: 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm. 14 x Metric Deep Sockets: 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm. 10 x Metric Universal Sockets: 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm. We save customer’s cost in each step of our operation, with a guarantee of high-quality and reliability. Choose the products and you will never worry about overpaying or any after sale service. All products come with 1 year quality gurantee. Manufactured from premium impact grade CR-MO steel construction The laser mark on the impact socket and the specification mark on the tool box make it easy to quickly, 6 Point Hex Socket Design prevents round off deterioration during high torque use. Swivel socket are specifically designed to allow a user to access bolts in tight spaces or at awkward angles to be used with an impact wrench or an impact driver. Heavy duty plastic blow-molded carrying case for easy transport, simple storage, and quick organization. Meets or exceeds ANSI performance standards.