These mini double open end wrenches are made with high quality chrome vanadium steel. Each wrench has a 15 degree and an 80 degree angled head that allows you to fit in hard to reach confined spaces. Set includes 7/32, 15/64, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16 and a pouch for convenient storage.