6 Piece Metric Wrench Connection, Hex Set 6 Pcs metric wrench connection Hex set 6 piece, 12 size Metric - sizes 8-19mm Connects wrenches to each other no matter how long, short or offset they may be Connects any socket to wrenches with or without the use of extensions Connect sockets to wrenches no matter how deep or shallow they may be Allows you to put any wrench at almost any angle