TONE Ratchet Open End Adapter RA2-6S, 6.35mm (1/4") Drive, Pack of 6

Attach this to a ratchet open-end wrench to allow sockets to be attached. Its overall height is lower than that of a ratchet handle, making it ideal for working in tight spaces. Set Contents: RA2 (6 pieces) Drive Size: 6.35mm Width: 10mm Total Length per Piece: 18.0mm Weight per Piece: 7g