General description The Facom Socket 1/2in Drive 17mm Bi-Hexagon Chrome Standard Length FCMS17 is a high-quality tool designed for tightening and loosening bolts, nuts, and other fasteners. This 12-point OGV socket is compatible with 1/2in ratchets and is available in a range of metric sizes. Technical specifications Socket size: 17.0mm Length: 36mm Weight: 61g Other information Performance conforms to ISO 2725-1, DIN 3124, and NF ISO 2725-1