These Facom 6-point OGV sockets have a 1/4 inch drive to fit 1/4 inch ratchets. They are high quality and ideal for tightening and loosening bolts, nuts and other fasteners.

The sockets are available in a range of metric sizes.

Performance: conforms to ISO 2725-1, DIN 3124 and NF ISO 2725-1.

The FCMR55 R.5.5 Socket has the following specification:
Socket size: 5.5mm.
Length: 22mm.
Weight: 8.4g.