Alden Wrench 56038 Double Head Ratching Open-End Wrench, 3 Piece Set, SAE
Unique open-end double headed ratching wrench SAE set in three sizes: 3/8-7/16-inch, 1/2-9/16-inch, 5/8-11/16-inch small 30 degree swing angle, interactive grip increases with force. Made of 17-4pH stainless steel for aerospace or marine use.