12 PACK Socket Set 3/8" Metric Square Drive - 6 Point LOCK-ON Rounded HeadsOverview: Manufactured from hardened and tempered high grade Chrome Vanadium 6142 steel. Fully polished mirror finish for resistance to corrosion. Feature specially machined flutes in the walls of the socket which enable use on up to 85% rounded fasteners. This not only provides added strength but also prevents damage to worn or rusted fixings. Includes knurled ring for extra grip with oily fingers. Supplied on socket rail.Features: Manufactured from hardened and tempered high grade Chrome Vanadium 6142 steel. Fully polished mirror finish for resistance to corrosion. Feature specially machined flutes in the walls of the socket which enable use on up to 85% rounded fasteners. This not only provides added strength but also prevents damage to worn or rusted fixings. Contents: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm. Includes knurled ring for extra grip with oily fingers. Supplied on socket rail. Lifetime guarantee*. Specification: Configuration - 6-point Lock-On Socket Contents - 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm, Socket Rail Depth - Standard Net Weight - 0.43kg Qty - 12 Type - 3/8"Sq Drive - Metric Further Information: We sell a wide variety of tools & workshop equipment for both the DIY and Professional markets. With well over 10,000 lines of equipment suiting all jobs big or small, our online store has it all. If you can’t quite find what you are looking for, please feel free to contact us and we’ll be more than happy to help.Alias: ys00791