"This set features 5 wrenches with a curved design that allows maximum access in confined areas. These drop-forged alloy steel wrenches come in a heavy-duty canvas pouch for storage. Measurement Type Metric, Point 12, Tool Length in. 10 1/2, Material Type Steel, Metric Sizes mm 10 x 11-18 x 19, Wrench End Type Double box, Storage Type Pouch, Pieces qty. 5."