Description These repairing wrench sockets, adopting good quality material, can be used for long lasting, not easy to rust and deform. Though it is simple in design, it's so practical when you use it. They are sturdy, not easy to break, prevents corrosion, surface rust prevention, not easy to paint off. Features - Color: As shown. - Material: Steel, chrome-vanadium steel. - Size: About 7.50X1.20X1.20cm/2.95X0.47X0.47inch. 30MM H4 H5 H6 H7 H8 H10 H12. 75MM H4 H5 H6 H7 H8 H10 H12. 30MM M5 M8 M10 M12. 75MM M5 M8 M10 M12. 30MM T20 T25 T30 T40 T45 T50 T55. 75MM T20 T25 T30 T40 T45 T50 T55. - Great tool for your car, motorcycle, bicycles, lawn equipment, electrical appliances, machinery, etc. - Exquisite workmanship, reasonable structure, professional and practical, can bring you convenience. - Wonderful gift for your friends and families, especially for those mechanical enthusiasts. - The batch head is marked with various sizes, convenient for storage and access. - This product is also a great tool set to have at home, garage and the workshop. Package list: 40 x Sleeves